COMPOSITION OF THE ATMOSPHERE

Size: px
Start display at page:

Download "COMPOSITION OF THE ATMOSPHERE"

Transcription

1 Name Air COMPOSITION OF THE ATMOSPHERE 1. What are the two most abundant gases in the atmospherere? 2. Why do you think the percentage of water vapor in the air varies? 3. Would you classify carbon dioxide e as a compound or as an element? What about water vapor? Explain. 4. What elements make up the gas compounds found in the atmosphere? 5. Use a periodic to identify and list the gases in the atmosphere that are noble gases. 6. What else other than gases makes up the atmosphere? Give an example of each.

2 Air LAYERS OF THE ATMOSPHERE 1. Name and describe the five layers of Earth's atmosphere. 2. What lies beyond t he thermosphere? Is there a clear boundary to Earth's atmosphere? 3. What is the division of Earth's atmosphere into layers based on? 4. How does the temperature change as you travel up through the layers? What accounts for these temperature differences? 5. Using the information on the transparency, approximately how high does each layer extend? What might you find in each layer? 6. What is the importance of the ozone layer? The ionosphere?

3 WATER CYCLE 1. What may form when falling precipitation runs off the surface of the ground? Explan in how the form of precipitation may affect runoff. 2. Where will most of the precipitation in this diagram fall? Why? In what direction will runoff water flow? How may the type of soil determine whether precipitation will soak into the land or run off? 3. Explain why runoff water may evaporate. 4. Explain why evaporated moisture condenses and falls to Earth. 5. Explain how groundwater may mix with runoff. 6. What is the water cycle?

4 Views of Earth LATITUDE/LONGITUDE 1. How many degrees are in a circle? in a half circle? in a quarter circle? 2. Imagine a large compass extending out from the center of Earth. It's set to measure 90. One point touches the equator. Where does the other point touch? 3. Explain why no place on Earth is more than 90 north or south of the equator. 4. Why are lines of latitude called parallels? 5. The equator represents 0 latitude. The prime meridian represents 0 longitude. Which is a circle? Which is a half circle? What name is given to the half circle that continues around Earth? 6. What other name is given to lines of longitude? Can a place on Earth be located more than 90 east or west? Explain. 7. Which reference point could be changed, the equator or the prime meridian? Explain.

5 MAJOR AIR CIRCULATION 1. Describe the following: a. polar easterlies b. westerlies: c. tradewinds: 2. What causes the wind systems on Earth? 3. What kind of wind systems would Earth have if it did not rotate? 4. Remember that air moves from areas of high density to areas of low density. Use that fact to explain the following. a. equatorial low: b. subtropical high: c. subpolar low: d. polar high:

6 Weather and Climate AIR MASSES 1. What causes the weather to change? 2. What is an air mass? 3. Air masses are classified according to their source region, or the region over which they develop. Use the following information to identify the source regions of the four basic types of air masses: m =maritime (water), c =continental ( land ), P =polar (high latitudes), T =tropical ( low latitudes). 4. The symbols mp, cp, mt, and ct are used to describe th e temperature and humidity of an air mass. What would be the temperature and moisture level in each of the four basic types of air masses? 5. Six major air masses affect the United States. 'Which air masses affect your area? How do they contribute to your weather?

7 6. Draw the six major air masses that affect tile U.S. and tell what the temp and moisture of each is. 7. Look at the station model, tell the temperature, wind direction, pressure, change in pressure, cloud cover, and dew point. Also tell what the weather should be like Temperature Pressure Change in Pressure Dew Point Wind Direction Wind Speed Cloud Cover Weather Conditions

8 Weather and Climate TYPES OF FRONTS 1. What is a front? 2. How do fronts affect the weather? 3. Look at pictures of fronts and describe what is happening. Warm front: Cold front: Occluded front: Stationary front: 4. Why are clouds and precipitation associated with each type of front?

9 Weather Maps Purpose: To identify high and low pressure areas and weather fronts on a weather map. Procedure: Part I. 1. On the simplified Weather Map A connect with a solid line all reporting stations that have the same air pressure readings. (Note: The mb (160) line has been drawn: it is called an isobar. No isobar will cross another isobar.) 2. Label the center of the HIGH pressure area with an "H" and the center of the LOW pressure area with an "L." Questions Part I: 1. What is an isobar? 2. How are high and low pressure areas determined? 3. How does the wind speed where the isobars are close together compare with the wind speed where they are farther apart? _ 4. What determines wind speed? Part II. 1. On the simplified Weather Map B repeat Procedure 1. Record on the isobar the actual millibar air pressure reading. Normal air pressure ranges from mb to mb. 2. Using symbols, indicate the type of fronts that exist from A to B, B to D, and B to C. Questions Part II: 1. Name the two air masses that are colliding to form the fronts you labeled. 2. How are the fronts identified on a weather map?

10 Practice in Reading a Weather Map Complete the weather information chart for the 3 cities listed. Answer the questions. Record the weather conditions in Miami by interpreting the symbols. 1. In which city (Oklahoma City, Chicago, Toronto) is the pressure rising? 2. Which city will experience the cold front next? 3. Which city will experience gentle rains for the next several days? 4. Miami weather conditions: Temp Cloud Cover Wind Speed & Direction Pressure

11 Air Masses and Fronts Part 1. Air Masses Complete the chart about each of the following air masses that affect the weather in the United States. Characteristic Where does the Air Mass Symbol Temperature and air mass form Humidity Maritime Tropical Continental Polar Maritime Polar Continental Tropical Area of the country that feels the effect of the air mass Part II. Fronts Below is a diagram showing a cross section of 2 fronts commonly found along a low pressureweather system in the United States. Complete the diagram by labeling and drawing the information requested. Answer questions 1-5 Draw and Label: cumulonimbus clouds stratus clouds cirrus clouds Label: cold front warm front clear skies 1. Along which front would thunderstorms and possibly tornadoes be found? 2. Which city is having gentle rains? 3. Which city is having heavy rainfalls? 4. Which city will experience the weather along the cold front next? 5. Draw the symbol meteorologists use to indicate each of the following fronts on a weather map. Stationary front Cold front Warm front Occluded front

12 Humidity 1. Water vapor in the air is 2. Humidity depends on the of the air. 3. water vapor can exist in warm air than in cold air. 4. Air is when it contains the maximum amount of water vapor at that temperature. 5. indicates the percent of saturation. 6. Two tools used to measure relative humidity are the and the 7. Relative humidity if found by using the in temperature between a wet and dry bulb thermometer reading from a sling psychrometer. 8. is the temperature where the relative humidity will be 100%. 9. When the air temperature falls to or below the moisture in the form of dew or frost will collect on the ground and other surfaces. Use the data chart given to you to determine the relative humidity of the air for the following sling psychrometer readings. Dry Bulb Wet Bulb Difference Relative Humidity Reading Reading Between Readings a. 15 C 10 C b. 25 C 15 C c. 30 C 25 C d. 23 C 19 C e. 16 C 15 C f. 12 C 5 C g C 8 C

13 Weather and Climate CLOUD TYPES 1. How are clouds classified? 2. What are the four basic types of clouds according to shape? Describe each type and the weather associated with it. 3. What are the four levels of cloud heights? 4. List the ten cloud types on the transparency according to their height Why do some clouds have names such as cumulonimbus and cirrostratus? What do these names tell you?

14 Clouds and Precipitation 1. How does temperature affect humidity? 2. Why does warm air rise? 3. Why does air cool when it rises? 4. How do clouds form? 5. Complete the chart below about the types of clouds in Figures 1-4. Type Figure 1 Figure 2 Figure 3 Figure 4 Description Weather Match the terms in Column I with their descriptions in Column II. Write the letter of the correct description in the bland at the left of the term in Column I. Column I 6. Snow 7. Rain 8. Sleet 9. Hail Column II a. Water drops that fall when the temperature is above freezing. b. Water drops that fall when the temperature is below freezing and become solid. c. Water drops that freeze in layers around small nuclei of ice during thunderstorms. d. Snow that falls through a layer of warm air, melts, and refreezes near the ground.

15 Clouds Match the word roots to their general meaning by writing the word in the space next to the description. A. cirrus B. alto C. stratus D. cumulus E. nimbus Write the name of the cloud described. 1. Produces storms and/or precipitation (rain). 2. Clouds of middle height. 3. Puffy like a marshmallow, often vertical. 4. A low layer of cloud, like a blanket. Covers most of the sky. 5. High clouds. Thin and wispy, like a feather. 6. High clouds that look like ripple or waves of tiny puffs. 7. A low dark layer completely covering the sky which produces heavy rain. 8. A puffy vertical cloud up to 20 km high responsible for severe storms including heavy rain, hail and lightening. Sometimes called a thunderhead. 9. Clouds form when moist air rises. 10. This rising air creates an area of pressure. 11. Warm air rises because it is than cold air. 12. Cold air falling creates an area of pressure. 13. Cold air falls because it is than warm air. 14. When warm moist air rises it causing the water vapor to and form clouds. 15. Rising air because the upper regions of the troposphere are than the regions near the ground.

16 Practice Quiz True or False 1. A cold front forms cumulonimbus clouds. 2. A large body of air that has the same characteristics as the surface over which it is formed is an air mass. 3. High pressure means stormy weather. 4. An air mass that is cold and dry is Maritime Polar. 5. An air mass that is warm and dry is Continental Tropical. 6. Nimbostratus clouds are formed during a warm front. 7. The flow of current from opposite electrical charges is lightening. 8. A front that forms and stays in an area for several days is an occluded front. 9. The air mass that most affects Minnesota is Continental Polar. 10. Heavy rains occur when raindrops collide and get smaller. Completion 11. Type of pressure associated with fair weather. 12. Low pressure is formed along these areas. 13. When two air masses meet, what is formed? 14. The rapid upward movement of warm air forms this type of severe weather. 15. The rapid expansion of air due to the heat of lightening. 16. A violent, whirling wind that moves over land. 17. A large, swirling, low pressure system that forms over oceans. 18. One reason a tornado is dark is because of this. 19. All weather changes occur because of a change in this. 20. As warm air rises, this type of pressure is formed.

17 Multiple Choice Circle the best choice 21. When the air contains all the water vapor it can it is said to be a. drenched b. humid c. saturated d. air mass 22. When two air masses meet and form a boundary a. cloud b. humidity c. front d. dew point 23. The amount of water vapor in the air compared to the amount the air can contain a. relative humidity b. barometric pressure c. humidity d. dew point 24. When warm air slides over a cloud air mass a. cold front b. warm front c. stationary front 25. When cold air pushes warm air up rapidly forming a cumulonimbus cloud and precipitation a. cold front b. warm front c. occluded front d. stationary front 26. When a front has pressure differences that cause it to stay for several days. a. warm front b. cold front c. occluded front d. stationary front 27. Warm air rises, condenses, and saturated air reaches it's dew point what is formed a. cloud b. precipitation c. low pressure d. all of the above 28. A swirling wind. of low pressure system that forms over tropical oceans a. thunderstorm b. tornado c. hurricane d. thunder 29. A violent wind that forms over land a. thunderstorm b. hurricane c. tornado d. thunder 30. When warm air rises. condenses. bringing precipitation. lightening and thunder a. high pressure b. tornado c. thunderstorm d. hurricane 31. When cold air sinks, water vapor evaporates, creating fair weather a. low pressure b. high pressure c. condensation d. saturation 32. A line connecting equal points of pressure a. isotherm b. isobar c. high pressure 33. A line connecting equal points of temperature a. isobar b. isotherm c. low pressure 34. When strong winds are created from heavy rains. this is due to a. backdraft b. hail c. tornado d. downdraft 35. When two isobars of different pressure are close together a. strong winds b. gentle winds 36. When two isobars of different pressure are far apart a. strong winds b. gentle winds 37. The climate that receives direct rays from the sun a. Tropical b. Temperate c. Polar 38. Climate from the poles to 661/2 degrees N & S latitude a. Tropical b. Temperate c. Polar 39. Climate that has hot summers. cold winters. mild spring and fall a. Tropical b. Temperate c. Polar 40. The gases most responsible for the Greenhouse effect a.c02 b. methane c. CFC 's

Mr. P s Science Test!

Mr. P s Science Test! WEATHER- 2017 Mr. P s Science Test! # Name Date 1. Draw and label a weather station model. (10 pts) 2. The is the layer of the atmosphere with our weather. 3. Meteorologists classify clouds in about different

More information

WATER IN THE ATMOSPHERE

WATER IN THE ATMOSPHERE WATER IN THE ATMOSPHERE I. Humidity A. Defined as water vapor or moisture in the air (from evaporation and condensation). B. The atmosphere gains moisture from the evaporation of water from oceans, lakes,

More information

Weather - is the state of the atmosphere at a specific time & place

Weather - is the state of the atmosphere at a specific time & place Weather Section 1 Weather - is the state of the atmosphere at a specific time & place Includes such conditions as air pressure, wind, temperature, and moisture in the air The Sun s heat evaporates water

More information

Final Weather Unit Study Guide

Final Weather Unit Study Guide Name: Atmospheric Composition and Layers Altitude Atmosphere Composition Troposphere Air Pressure Stratosphere Mesosphere Thermosphere Exosphere Ionosphere Sample Questions: Final Weather Unit Study Guide

More information

What do you think of when someone says weather?

What do you think of when someone says weather? Weather Our World: What is Weather? video What do you think of when someone says weather? Questions from Bill Nye video 1. What causes wind? 2. What are two things that were mentioned by Bill Nye that

More information

a. Air is more dense b. Associated with cold air (more dense than warm air) c. Associated with sinking air

a. Air is more dense b. Associated with cold air (more dense than warm air) c. Associated with sinking air Meteorology 1. Air pressure the weight of air pressing down on Earth 2. Temperature and altitude determine air pressure 3. The more air particles are present, the more air density or pressure exists 4.

More information

Atmospheric Layers. Earth s atmosphere is divided into several different atmospheric layers extending from Earth s surface outward.

Atmospheric Layers. Earth s atmosphere is divided into several different atmospheric layers extending from Earth s surface outward. 6-4.1 Compare the composition and structure of Earth s atmospheric layers (including the gases and differences in temperature and pressure within the layers). Taxonomy level: 2.6-B Understand Conceptual

More information

Name Class Date. 3. In what part of the water cycle do clouds form? a. precipitation b. evaporation c. condensation d. runoff

Name Class Date. 3. In what part of the water cycle do clouds form? a. precipitation b. evaporation c. condensation d. runoff Skills Worksheet Directed Reading B Section: Water in the Air 1. What do we call the condition of the atmosphere at a certain time and place? a. the water cycle b. weather c. climate d. precipitation THE

More information

Weather Notes. Chapter 16, 17, & 18

Weather Notes. Chapter 16, 17, & 18 Weather Notes Chapter 16, 17, & 18 Weather Weather is the condition of the Earth s atmosphere at a particular place and time Weather It is the movement of energy through the atmosphere Energy comes from

More information

Temp 54 Dew Point 41 Relative Humidity 63%

Temp 54 Dew Point 41 Relative Humidity 63% Temp 54 Dew Point 41 Relative Humidity 63% Water in the Atmosphere Evaporation Water molecules change from the liquid to gas phase Molecules in liquids move slowly Heat energy makes them move faster When

More information

Copyright 2015 Edmentum All rights reserved.

Copyright 2015 Edmentum All rights reserved. Copyright 2015 Edmentum All rights reserved. weather 1 1. Sharon woke up on a sunny morning and ate breakfast. Then she looked outside and saw tall, quickly forming clouds. The clouds looked ready to rain.

More information

Weather is the of the Earth s atmosphere at a place and time. It is the movement of through the atmosphere o Energy comes from the

Weather is the of the Earth s atmosphere at a place and time. It is the movement of through the atmosphere o Energy comes from the Weather Notes Weather Weather is the of the Earth s atmosphere at a place and time It is the movement of through the atmosphere o Energy comes from the The sun is the force that weather The sun s energy

More information

Solar Energy. Convection Zones. Weather Observations and Measurements

Solar Energy. Convection Zones. Weather Observations and Measurements Atmospheric Layers Atmospheric Gases Atmospheric Temperatures Atmospheric Pressure Water Cycle Precipitation Clouds Air Masses Fronts High & Low Pressure Solar Energy Convection Zones Weather Observations

More information

Weather. Temperature is the degree of hotness or coldness of the air. Air temperature is measured using a thermometer.

Weather. Temperature is the degree of hotness or coldness of the air. Air temperature is measured using a thermometer. Weather Weather Weather describes the conditions in Earth's atmosphere at a given place at a given time. Temperature, precipitation, humidity, and cloud formation are aspects of weather, and they can be

More information

Earth Science Chapter 16 and 17. Weather and Climate

Earth Science Chapter 16 and 17. Weather and Climate Earth Science Chapter 16 and 17 Weather and Climate Prediction Old way Groundhog Color of the sky Modern way satellites instruments computers Goal Weather Factors Studied by meteorologists Several factors

More information

Evaporation - Water evaporates (changes from a liquid to a gas) into water vapor due to heat from the Sun.

Evaporation - Water evaporates (changes from a liquid to a gas) into water vapor due to heat from the Sun. Erin Kathryn 2016 Weather is the conditions of Earth s atmosphere at a certain time and place. For example, sunshine, rain, hurricanes, and storms are all examples of weather. Weather is different at different

More information

Unit: Weather Study Guide

Unit: Weather Study Guide Name: Period: Unit: Weather Study Guide Define each vocabulary word on a separate piece of paper or index card. Weather Climate Temperature Wind chill Heat index Sky conditions UV index Visibility Wind

More information

2. What are the four most common gasses in the atmosphere and their percentages?

2. What are the four most common gasses in the atmosphere and their percentages? Meteorology Review Directions: Answer the following open ended review questions. Utilize a diagram where appropriate and do make sure that you label and describe the drawing. Atmospheric Composition 1.

More information

Name Date Hour Table. Chapter 12-AP Lesson One

Name Date Hour Table. Chapter 12-AP Lesson One Name Date Hour Table 1. Chapter 12-AP Lesson One 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. Name Date Hour Table Directions: Answer each question to create your word bank.

More information

78% : component of atmosphere! 21% : 1% : Changes depending on origin of air: - originated over - originated over Ozone = O 3 Definition:

78% : component of atmosphere! 21% : 1% : Changes depending on origin of air: - originated over - originated over Ozone = O 3 Definition: Unit 6 Part 1 Meteorology Name: Composition and Structure of the Atmosphere SWBAT: Describe the composition of the atmosphere. Diagram/describe the layers of the earth s atmosphere. Weather Climate Atmospheric

More information

Name: Period: Air Masses Notes 7 Minutes Page 2 Watch the air masses video. Make sure you follow along.

Name: Period: Air Masses Notes 7 Minutes Page 2 Watch the air masses video. Make sure you follow along. Air Masses and Fronts Activity Guide Component 8.3.3, 8.3.4, & 8.3.5 Guiding Questions (be able to answer these questions at the end of packet) 1. How are air masses formed? 2. What are the differences

More information

Earth/Space Systems and Cycles (SOL 4.6)

Earth/Space Systems and Cycles (SOL 4.6) Earth/Space Systems and Cycles (SOL 4.6) Temperature is the measure of the amount of heat energy in the atmosphere. Air pressure is due to the weight of the air and is determined by several factors including

More information

Condensation is the process by which water vapor changes from a gas to a liquid. Clouds form by this process.

Condensation is the process by which water vapor changes from a gas to a liquid. Clouds form by this process. CHAPTER 16 1 Water in the Air SECTION Understanding Weather BEFORE YOU READ After you read this section, you should be able to answer these questions: What is weather? How does water in the air affect

More information

Name: Date: Period: MATCHING: Select the letter of the word in Column B that best matches the phrases in Column A.

Name: Date: Period: MATCHING: Select the letter of the word in Column B that best matches the phrases in Column A. Name: Date: Period: MATCHING: Select the letter of the word in Column B that best matches the phrases in Column A. COLUMN A 1. a unit of atmospheric pressure 2. a line joining points of equal air pressure

More information

The of that surrounds the Earth. Atmosphere. A greenhouse that has produced the most global. Carbon Dioxide

The of that surrounds the Earth. Atmosphere. A greenhouse that has produced the most global. Carbon Dioxide Name: Date: # Weather and Climate Unit Review Directions: Complete this packet to help you prepare for your unit test by filling in the blanks to complete the definitions. Then if no picture is provided,

More information

The most abundant gas in the atmosphere by volume is. This gas comprises 78% of the Earth atmosphere by volume.

The most abundant gas in the atmosphere by volume is. This gas comprises 78% of the Earth atmosphere by volume. The most abundant gas in the atmosphere by volume is. This gas comprises 78% of the Earth atmosphere by volume. A. Oxygen B. Water Vapor C. Carbon Dioxide D. Nitrogen An isobar is a line of constant. A.

More information

5) Water vapor is water in the state. a. solid b. liquid c. *gas

5) Water vapor is water in the state. a. solid b. liquid c. *gas 1 NAME DATE January 15, 2004_ GRADE 5 SCIENCE SOL REVIEW WEATHER LABEL the 3 stages of the water cycle ( evaporation, condensation, precipitation.). 1) The sketch above shows: a. a life cycle. b. *the

More information

Class Notes: Weather

Class Notes: Weather Name: Date: Period: Weather The Physical Setting: Earth Science I. Cyclonic Weather Hurricane - Hurricane Statistics Largest of all the storms Approximately per year Nearly deaths per year Saffir-Simpson

More information

Meteorology Study Guide

Meteorology Study Guide Name: Date: Meteorology Study Guide 1. Label the following steps in the water cycle diagram. Be sure to include arrows to show the flow of water through the cycle. - Transpiration - Precipitation -Evaporation

More information

Forecasting Weather: Air Masses and Fronts

Forecasting Weather: Air Masses and Fronts Forecasting Weather: Air Masses and Fronts Weather is a combination of local conditions at any one time. It's what's happening outside right now, right here. Weather includes: Temperature Humidity Air

More information

Go With the Flow From High to Low Investigating Isobars

Go With the Flow From High to Low Investigating Isobars Go With the Flow From High to Low Investigating Isobars Science 10 Mrs. Purba Air Masses The air over a warm surface can be heated, causing it to rise above more dense air. The result is the formation

More information

12/22/2018. Water and the Atmosphere. 8 th Grade. Lesson 1 (Water in the Atmosphere) Chapter 4: Weather. Lesson 2 (Clouds) Clouds

12/22/2018. Water and the Atmosphere. 8 th Grade. Lesson 1 (Water in the Atmosphere) Chapter 4: Weather. Lesson 2 (Clouds) Clouds Lesson 1 (Water in the Atmosphere) Water cycle the continual movement of water among Earth s atmosphere, oceans, and land surface through evaporation, condensation, and precipitation Water and the Atmosphere

More information

Condensation is the process by which water vapor changes from a gas to a liquid. Clouds form by this process.

Condensation is the process by which water vapor changes from a gas to a liquid. Clouds form by this process. CHAPTER 16 1 Water in the Air SECTION Understanding Weather BEFORE YOU READ After you read this section, you should be able to answer these questions: What is weather? How does water in the air affect

More information

FORMATION OF AIR MASSES

FORMATION OF AIR MASSES Chapter 24: Weather (air mass, fronts, Weather instruments, and forecasting the weather) Name: Period: Due Date: Air Mass Use the terms from the following list to complete the sentences below. Each term

More information

Chapter Introduction. Weather. Patterns. Forecasts Chapter Wrap-Up

Chapter Introduction. Weather. Patterns. Forecasts Chapter Wrap-Up Chapter Introduction Lesson 1 Lesson 2 Lesson 3 Describing Weather Weather Patterns Weather Forecasts Chapter Wrap-Up How do scientists describe and predict weather? What do you think? Before you begin,

More information

Meteorology Unit Study Guide

Meteorology Unit Study Guide Name: Key Pd. Date: 1. Define meteorology Meteorology Unit Study Guide Study of the atmosphere including weather and weather patterns 2. The most abundant gas in the atmosphere by volume is. This gas comprises

More information

The Atmosphere Made up of mainly two gases: Nitrogen 78% Oxygen 21% Trace Gases 1%

The Atmosphere Made up of mainly two gases: Nitrogen 78% Oxygen 21% Trace Gases 1% The Atmosphere 18.1 The Atmosphere Made up of mainly two gases: Nitrogen 78% Oxygen 21% Trace Gases 1% Layers of the Atmosphere made made up of 5 layers: Troposphere Stratosphere Mesosphere Ionosphere

More information

Water in the Atmosphere

Water in the Atmosphere Water in the Atmosphere Characteristics of Water solid state at 0 o C or below (appearing as ice, snow, hail and ice crystals) liquid state between 0 o C and 100 o C (appearing as rain and cloud droplets)

More information

25.1 Air Masses. Section 25.1 Objectives

25.1 Air Masses. Section 25.1 Objectives Section 25.1 Objectives Explain how an air mass forms. List the four main types of air masses. Describe how air masses affect the weather of North America. Air Masses 25.1 Air Masses Differences in air

More information

6.2 Meteorology. A meteorologist is a person who uses scientific principles to explain, understand, observe, or forecast Earth s weather.

6.2 Meteorology. A meteorologist is a person who uses scientific principles to explain, understand, observe, or forecast Earth s weather. Water and Weather 6.2 Meteorology A meteorologist is a person who uses scientific principles to explain, understand, observe, or forecast Earth s weather. 6.2 Water in the Atmosphere Dew point is the temperature

More information

How our atmosphere is heated.

How our atmosphere is heated. How our atmosphere is heated. How is heat transferred around our atmosphere? 1) Radiation from the sun to the Earth. 2) Conduction passes heat from the Earth to the atmosphere. 3) Convection moves heat

More information

Climate versus Weather

Climate versus Weather Climate versus Weather What is climate? Climate is the average weather usually taken over a 30-year time period for a particular region and time period. Climate is not the same as weather, but rather,

More information

Water in the Air. Pages 38-45

Water in the Air. Pages 38-45 Water in the Air Pages 38-45 Quick Write What is the water cycle? Draw and label a diagram of the water cycle. Chapter 2, Section 1 Does this look familiar? Please open your text to page 38 and copy and

More information

above the land to be warmer, causing convection currents because of the difference in air pressure.

above the land to be warmer, causing convection currents because of the difference in air pressure. Name Date Period Earth Science Unit Test Review Sheet Directions: Use my web site and/or your lab book to help to answer the following questions. 1. What type of weather does a low pressure system bring?

More information

Clouds. What they tell us about the weather

Clouds. What they tell us about the weather Clouds What they tell us about the weather Spring funnel cloud over Willard, Utah 2003 Cloud coverage 581-586 How to show Cloud Coverage On a weather map meteorologists use circles shaded differently to

More information

Unit 4 Review Guide: Weather

Unit 4 Review Guide: Weather Unit 4 Review Guide: Weather Weather: The condition of the atmosphere at a specific time and place. Freezing: To become hardened into ice or into a solid body Deposition: The change in state of matter

More information

Weather Elements (air masses, fronts & storms)

Weather Elements (air masses, fronts & storms) Weather Elements (air masses, fronts & storms) S6E4. Obtain, evaluate and communicate information about how the sun, land, and water affect climate and weather. A. Analyze and interpret data to compare

More information

RR#4 - Multiple Choice

RR#4 - Multiple Choice 1. The map below shows the amount of snowfall, in inches, produced by a lake-effect snowstorm in central New York State. The wind that produced this snowfall pattern most likely came from the 1) northeast

More information

Guided Notes Weather. Part 1: Weather Factors Temperature Humidity Air Pressure Winds Station Models

Guided Notes Weather. Part 1: Weather Factors Temperature Humidity Air Pressure Winds Station Models Guided Notes Weather Part 1: Weather Factors Temperature Humidity Air Pressure Winds Station Models. 1. What is weather? Weather: short-term atmospheric conditions in a specific area at a specific time

More information

Water Cycle and Weather Study Guide

Water Cycle and Weather Study Guide Name: Date: Water Cycle and Weather Study Guide 1. Which symbol would be used to represent this front on a weather map? a. b. c. d. 1 of 14 2. The table shows the relative humidity for a location during

More information

also known as barometric pressure; weight of the air above the surface of the earth; measured by a barometer air pressure, high

also known as barometric pressure; weight of the air above the surface of the earth; measured by a barometer air pressure, high Weather Vocabulary Vocabulary Term Meaning/Definition air mass * large bodies of air that have the similar properties throughout such as temperature, humidity, and air pressure; causes most of the weather

More information

Clever Catch Weather Ball Question and Answer Sheets

Clever Catch Weather Ball Question and Answer Sheets Clever Catch Weather Ball Question and Answer Sheets 1. Too much exposure to can cause skin cancer. B. Ultraviolet radiation 2. The layer of the atmosphere closest to the Earth s surface is the 3. Some

More information

Three things necessary for weather are Heat, Air, Moisture (HAM) Weather takes place in the Troposphere (The lower part of the atmosphere).

Three things necessary for weather are Heat, Air, Moisture (HAM) Weather takes place in the Troposphere (The lower part of the atmosphere). Grade 5 SCIENCE WEATHER WATCH Name: STUDY NOTES Weather - The condition of the atmosphere with respect to heat/cold, wetness/dryness, clearness/ cloudiness for a period of time. Weather changes over time

More information

WEATHER. rain. thunder. The explosive sound of air as it is heated by lightning.

WEATHER. rain. thunder. The explosive sound of air as it is heated by lightning. WEATHER rain thunder The explosive sound of air as it is heated by lightning. rainbow lightning hurricane They are intense storms with swirling winds up to 150 miles per hour. tornado cold front warm front

More information

EARTH SCIENCE. Prentice Hall Water in the Atmosphere Water in the Atmosphere Water in the Atmosphere.

EARTH SCIENCE. Prentice Hall Water in the Atmosphere Water in the Atmosphere Water in the Atmosphere. Prentice Hall EARTH SCIENCE Tarbuck Lutgens Water s Changes of State 1. Precipitation is any form of water that falls from a cloud. a. Examples: Snow, rain, hail, sleet 3 States of matter of water: 1.

More information

WEATHER AND CLIMATE 1-1 KEY. DEFINE: 1. Atmosphere- LAYER OF GASES SURROUNDING EARTH. 2. Air pressure- THE FORCE THAT AIR EXERTS

WEATHER AND CLIMATE 1-1 KEY. DEFINE: 1. Atmosphere- LAYER OF GASES SURROUNDING EARTH. 2. Air pressure- THE FORCE THAT AIR EXERTS WEATHER AND CLIMATE 1-1 KEY 1. Atmosphere- LAYER OF GASES SURROUNDING EARTH 2. Air pressure- THE FORCE THAT AIR EXERTS 3. Water vapor- WATER IN GAS FORM LABEL: 4. Troposphere 5. Stratosphere 6. Mesosphere

More information

Use the terms from the following list to complete the sentences below. Each term may be used only once.

Use the terms from the following list to complete the sentences below. Each term may be used only once. Skills Worksheet Directed Reading Section: Air Masses Use the terms from the following list to complete the sentences below. Each term may be used only once. high pressure poles low pressure equator wind

More information

KEY. 7th Grade Science: Weather and Climate Core Assessment Study Guide

KEY. 7th Grade Science: Weather and Climate Core Assessment Study Guide KEY 7th Grade Science: Weather and Climate Core Assessment Study Guide Ch. 1 The Air Around You (pg. 6-26) 1. The chart on the right shows the percentage of gases that comprise our atmosphere. Use the

More information

Atmosphere and Weather Revision Notes

Atmosphere and Weather Revision Notes Atmosphere and Weather Revision Notes Atmosphere The blanket of gases that surrounds the Earth is called the atmosphere. The main gases are nitrogen (78 %), oxygen (21 %), water vapour, ozone and carbon

More information

according to and water. High atmospheric pressure - Cold dry air is other air so it remains close to the earth, giving weather.

according to and water. High atmospheric pressure - Cold dry air is other air so it remains close to the earth, giving weather. EARTH'S ATMOSPHERE Composition of the atmosphere - Earth's atmosphere consists of nitrogen ( %), oxygen ( %), small amounts of carbon dioxide, methane, argon, krypton, ozone, neon and other gases such

More information

Chapter22 Weather Maps

Chapter22 Weather Maps Name Teacher Period Date hapter22 Weather Maps hapter 22 Skill Sheet 1: Fronts Air masses are bodies of air that are relatively uniform in temperature and humidity. These bodies of air take on the characteristic

More information

Standard 6.4.1: Atmospheric Layers

Standard 6.4.1: Atmospheric Layers Weather Standard 6.4.1: Atmospheric Layers Standard 1 Atmosphere Atmosphere-a layer of gasses that surround the planet that makes the Earth suitable for living. It keeps up warm like a blanket. 5 Layers

More information

Chapter 5: Weather. Only Section 1: What is Weather?

Chapter 5: Weather. Only Section 1: What is Weather? Chapter 5: Weather Only Section 1: What is Weather? Find the definitions of: Meteorology, meteorologist, weather, climate Not in book? Use the dictionaries **Meteorology - Meteorology is the study of the

More information

WEATHER UNIT REVIEW/STUDY GUIDE

WEATHER UNIT REVIEW/STUDY GUIDE WEATHER UNIT REVIEW/STUDY GUIDE This Study Guide will help you prepare for the Unit test on Weather. To complete this study guide, you may use your notebook, the video links and quizlets shown below. Helpful

More information

NAME: Log onto YouTube and search for jocrisci channel.

NAME: Log onto YouTube and search for jocrisci channel. NAME: Log onto YouTube and search for jocrisci channel. REFERENCE TABLES (Videos 8.1 & 8.2 ESRT 12, 13a, 14b) 1. Use the temperature scales on page 13. (notes-air temperature conversions) a. 80 C to F

More information

Guided Notes: Atmosphere Layers of the Atmosphere

Guided Notes: Atmosphere Layers of the Atmosphere Guided Notes: Atmosphere Layers of the Atmosphere Atmosphere: Absorbs solar radiation, Burns up meteors, transports and recycles water, and other chemicals, and moderates climate Main Components: o Meteorology

More information

Earth and Space Science. Teacher s Guide

Earth and Space Science. Teacher s Guide Earth and Space Science Teacher s Guide WALCH PUBLISHING Table of Contents To the Teacher............................................................. vi Classroom Management....................................................

More information

Weather. Describing Weather

Weather. Describing Weather Weather Describing Weather What is weather? Weather is the atmospheric conditions, along with short-term changes, of a certain place at a certain time. Have you ever been caught in a rainstorm on what

More information

Meteorology. I. The Atmosphere - the thin envelope of gas that surrounds the earth.

Meteorology. I. The Atmosphere - the thin envelope of gas that surrounds the earth. Meteorology I. The Atmosphere - the thin envelope of gas that surrounds the earth. A. Atmospheric Structure - the atmosphere is divided into five distinct layers that are based on their unique characteristics.

More information

Mid-latitude Cyclones & Air Masses

Mid-latitude Cyclones & Air Masses Lab 9 Mid-latitude Cyclones & Air Masses This lab will introduce students to the patterns of surface winds around the center of a midlatitude cyclone of low pressure. The types of weather associated with

More information

Atmosphere L AY E RS O F T H E AT MOSPHERE

Atmosphere L AY E RS O F T H E AT MOSPHERE Atmosphere L AY E RS O F T H E AT MOSPHERE Why is the atmosphere divided into 5 different layers? The atmosphere is divided into five different layers because the atmosphere is not uniform, its properties

More information

3 Weather and Climate

3 Weather and Climate CHAPTER 22 3 Weather and Climate SECTION The Atmosphere KEY IDEAS As you read this section, keep these questions in mind: What are fronts? What are some types of severe weather? How is climate different

More information

Multiple Choice Identify the choice that best completes the statement or answers the question.

Multiple Choice Identify the choice that best completes the statement or answers the question. CH.15 practice TEST Multiple Choice Identify the choice that best completes the statement or answers the question. 1) The short-term state of the atmosphere is called a) climate. c) water cycle. b) weather.

More information

Name: Date: Part I Weather Tools Match Directions: Correctly identify each weather tool by writing the name on the line.

Name: Date: Part I Weather Tools Match Directions: Correctly identify each weather tool by writing the name on the line. Name: Date: Part I Weather Tools Match Directions: Correctly identify each weather tool by writing the name on the line. rain gauge thermometer anemometer barometer Part II Important Vocabulary Directions:

More information

777 GROUNDSCHOOL Temperature, Stability, Fronts, & Thunderstorms

777 GROUNDSCHOOL Temperature, Stability, Fronts, & Thunderstorms 777 GROUNDSCHOOL 2018 Temperature, Stability, Fronts, & Thunderstorms The Atmosphere Heating Transfer of heat occurs thru Radiation Advection Convection Matter changes states due to the amount of heat

More information

Week: Dates: 3/2 3/20 Unit: Climate

Week: Dates: 3/2 3/20 Unit: Climate clementaged.weebly.com Name: EVEN Period: Week: 28 30 Dates: 3/2 3/20 Unit: Climate Monday Tuesday Wednesday Thursday Friday 2 O 3 E *Vocabulary *Water in the Atmosphere and Clouds Notes *Cloud Drawings

More information

1. Which weather map symbol is associated with extremely low air pressure? A) B) C) D) 2. The diagram below represents a weather instrument.

1. Which weather map symbol is associated with extremely low air pressure? A) B) C) D) 2. The diagram below represents a weather instrument. 1. Which weather map symbol is associated with extremely low air pressure? 2. The diagram below represents a weather instrument. Which weather variable was this instrument designed to measure? A) air pressure

More information

Weather Unit Part 2: Meteorology

Weather Unit Part 2: Meteorology Name: Earth Science Date: Period: Weather Unit Part 2: Meteorology 1 The map below shows North America and its surrounding bodies of water. Country borders are shown. On the map, label the following locations:

More information

Guided Reading Chapter 18: Weather Patterns

Guided Reading Chapter 18: Weather Patterns Name Number Date Guided Reading Chapter 18: Weather Patterns 18-1: Air Masses and Fronts 1. What is an air mass? 2. Scientists classify air masses according to and 3. Is the following sentence true or

More information

EARTH SCIENCE. ES02 - Atmosphere

EARTH SCIENCE. ES02 - Atmosphere EARTH SCIENCE ES02 - Bell Ringer List and explain how the atmosphere might affect the different spheres (hydrosphere, geosphere, & biosphere) on Earth. Bell Ringer Does pollution caused by other countries

More information

Name Class Date. Water molecules condense around the salt crystal. More water molecules condense around the original small droplet.

Name Class Date. Water molecules condense around the salt crystal. More water molecules condense around the original small droplet. CHAPTER 20 2 Clouds and Fog SECTION Water in the Atmosphere KEY IDEAS As you read this section, keep these questions in mind: What conditions are necessary for clouds to form? What are the four processes

More information

Lab Report Sheet. Title. Hypothesis (What I Think Will Happen) Materials (What We Used) Procedure (What We Did)

Lab Report Sheet. Title. Hypothesis (What I Think Will Happen) Materials (What We Used) Procedure (What We Did) Appendix 93 94 Lab Report Sheet Title Hypothesis (What I Think Will Happen) Materials (What We Used) Procedure (What We Did) Observations and Results (What I Saw and Measured) Worksheet prepared by Elemental

More information

Space Atmospheric Gases. the two most common gases; found throughout all the layers a form of oxygen found in the stratosphere

Space Atmospheric Gases. the two most common gases; found throughout all the layers a form of oxygen found in the stratosphere Earth s atmospheric layers Earth s atmosphere is the layer of gases that surrounds the planet and makes conditions on Earth suitable for living things. Layers Earth s atmosphere is divided into several

More information

DeltaScience. Content Readers. Summary. Science Background. Objectives. Reading Comprehension Skills. Supporting English Learners

DeltaScience. Content Readers. Summary. Science Background. Objectives. Reading Comprehension Skills. Supporting English Learners DeltaScience Content Readers TM Objectives Understand what causes weather. Explore weather factors related to air. Red Edition Grade 3 4 reading level Purple Edition Grade 4 5 reading level Explore weather

More information

What a Hurricane Needs to Develop

What a Hurricane Needs to Develop Weather Weather is the current atmospheric conditions, such as air temperature, wind speed, wind direction, cloud cover, precipitation, relative humidity, air pressure, etc. 8.10B: global patterns of atmospheric

More information

Key. Name: OBJECTIVES

Key. Name: OBJECTIVES Name: Key OBJECTIVES Correctly define: air mass, air pressure, anemometer, barometer, cyclone, dew point, front, isobar, isotherm, meteorology, precipitation, psychrometer, relative humidity, saturated,

More information

Weather & Atmospheric Variables Review

Weather & Atmospheric Variables Review Weather & Atmospheric Variables Review Words that are bold, italicized and/or underlined are vocabulary you must KNOW! A) Atmospheric variables: a) Temperature as it relates to: 1) duration of insolation...longer

More information

Unit 5 Part 2 Test PPT

Unit 5 Part 2 Test PPT Unit 5 Part 2 Test PPT Standard 1: Air Masses Air Mass An air mass is an immense body of air that is characterized by similar temperatures and amounts of moisture at any given altitude When an air mass

More information

MASTERY ASSIGNMENT 2015

MASTERY ASSIGNMENT 2015 Climate & Meteorology MASTERY ASSIGNMENT 2015 Directions: You must submit this document via Google Docs to lzimmerman@wcpss.net. The document must include the questions and pictures must be hand drawn

More information

Answers to Clicker Questions

Answers to Clicker Questions Answers to Clicker Questions Chapter 1 What component of the atmosphere is most important to weather? A. Nitrogen B. Oxygen C. Carbon dioxide D. Ozone E. Water What location would have the lowest surface

More information

Weather, Air Masses, Fronts and Global Wind Patterns. Meteorology

Weather, Air Masses, Fronts and Global Wind Patterns. Meteorology Weather, Air Masses, Fronts and Global Wind Patterns Meteorology Weather is what conditions of the atmosphere are over a short period of time. Climate is how the atmosphere "behaves" over long periods

More information

Weather and Climate. An Introduction

Weather and Climate. An Introduction Weather and Climate An Introduction Basic Plant Anatomy Leaves Absorbs sunlight to produce glucose for food Roots Supports the plant, absorbs water & minerals Flower Attracting pollinators to help with

More information

Background: What is Weather?

Background: What is Weather? Weather Maps Background: What is Weather? Weather is the day-to-day state of the atmosphere. The interaction of three important factors result in weather systems: air temperature, air pressure, and the

More information

Weather. Describing Weather

Weather. Describing Weather CHAPTER 13 Weather LESSON 1 Describing Weather What do you think? Read the two statements below and decide whether you agree or disagree with them. Place an A in the Before column if you agree with the

More information

WEATHER. Review Note Cards

WEATHER. Review Note Cards WEATHER Review Note Cards Thermometer Weather instrument that measures air temperature Units include F, C, and K ESRT 13 Sling Psychrometer Weather instrument that measures relative humidity and dewpoint

More information

Tuesday, September 13, 16

Tuesday, September 13, 16 Weather Weather State Objectives 4.c, 4.d, 4.h. Discussion What are some ways in which weather affects your everyday life? Discussion What are some ways in which weather affects your everyday life? What

More information

The troposphere is the layer closest to Earth s surface. Extends from 9-16 km above Earth s Surface It contains most of the mass of the atmosphere.

The troposphere is the layer closest to Earth s surface. Extends from 9-16 km above Earth s Surface It contains most of the mass of the atmosphere. Chapter 11 The atmosphere is the blanket of gases surrounding Earth that contains about 78% nitrogen, 21% oxygen, and 1% other gases such as argon, carbon dioxide, and water vapor The atmosphere is classified

More information

ISSUED BY KENDRIYA VIDYALAYA - DOWNLOADED FROM

ISSUED BY KENDRIYA VIDYALAYA - DOWNLOADED FROM CHAPTER -11 WATER IN THE ATMOSPHERE This chapter deals with Humidity, types of humidity, relative humidity, absolute humidity, specific humidity, dew point, condensation, saturated air, types of precipitation

More information

1. Base your answer to the following question on the weather map below, which shows a weather system that is affecting part of the United States.

1. Base your answer to the following question on the weather map below, which shows a weather system that is affecting part of the United States. 1. Base your answer to the following question on the weather map below, which shows a weather system that is affecting part of the United States. Which sequence of events forms the clouds associated with

More information

Weather Systems Study Guide:

Weather Systems Study Guide: Weather Systems Study Guide: 1. Draw a diagram of Earth s water cycle and label each part. 2. Explain how the water cycle works. 3. What happens in the troposphere and stratosphere? Atmosphere Level What

More information