5) The amount of heat needed to raise the temperature of 1 gram of a substance by 1 C is called: Page Ref: 69

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1 Homework #2 Due 9/19/14 1) If the maximum temperature for a particular day is 26 C and the minimum temperature is 14 C, what would the daily mean temperature be? (Page Ref: 66) 2) How is the annual mean temperature calculated? A) It is the average of the warmest and the coldest temperatures recorded during that year. B) It is the average of the warmest and the coldest monthly mean temperatures. C) It is the average of all 12 monthly mean temperatures. D) It is the average of all the daily mean temperatures for the year. Page Ref: 66 3) What is an isotherm? Page Ref: 66 4) All of the following explain the difference between land and water temperature patterns EXCEPT: A) Land has a higher specific heat than water. B) Radiation does not penetrate as deeply in land as it does in water. C) Convective mixing helps distribute heat energy throughout a water body. D) Evaporative cooling is more common over water than over land. Page Ref: 68 5) The amount of heat needed to raise the temperature of 1 gram of a substance by 1 C is called: Page Ref: 69 6) The specific heat of water is high; what does this mean? A) Water will always be warmer than other materials for the same energy gain or loss. B) Water has a high density. C) Water must gain or lose large amounts of energy when its temperature changes. D) Water absorbs a higher percentage of solar energy than land does. Page Ref: 69 7) Which of the following factors would have the net effect of making a place warmer in the summer? A) in the middle of a landmass B) at a high elevation C) at a high latitude D) near an ocean Page Ref: 70

2 8) A poleward moving (northward moving in the Northern Hemisphere) ocean current is: A) a cold current. B) either a warm or a cold current. C) a warm current. D) warm in summer and cold in winter. Page Ref: 71 9) A place located along a windward coast: A) will probably have summer temperatures that are very similar to an inland place at the same latitude. B) will probably have warmer summer temperatures than an inland place at the same latitude. C) will probably have cooler summer temperatures than an inland place at the same latitude. Page Ref: 74 10) Locations on Earth which have the largest annual temperature change from summer to winter are often: A) near an ocean. B) very humid. C) at the equator. D) at high latitudes. E) at low altitudes. Page Ref: 81 11) The daily maximum temperature occurs at the time: A) when incoming radiation first exceeds outgoing radiation. B) of maximum incoming radiation. C) when outgoing radiation equals incoming. D) near noon. Page Ref: 82 12) Where is the best location to place a thermometer for an accurate air temperature reading? A) two to three inches above the ground in a shady place B) in full sunlight so that it gets full exposure C) as close to a building as possible D) inside a shelter painted white Page Ref: 88 13) What does Absolute zero equal? Page Ref: 89

3 14) 65 F is equal to C. Page Ref: 89 15) Describe Heat Index and Wind Chill. Are these actual temperatures or just what the human body feels? Page Ref: 91 CHAPTER 4 16) About what percent of Earth's water can be found in the oceans? Page Ref: 98 17) Which of the following requires the GREATEST RELEASE of latent heat energy into the atmosphere? A) melting of 1 gram of water B) freezing of 1 gram of water C) evaporation of 1 gram of water D) condensation of 1 gram of water Page Ref: ) Which of the following processes requires the highest RELEASE of energy from the water molecules? A) melting B) freezing C) condensation D) deposition Page Ref: ) The two changes of state that are the most important part of the water cycle for the atmosphere would be: A) condensation, freezing. B) condensation, melting. C) melting, sublimation. D) melting, freezing. E) evaporation, condensation. Page Ref: ) The heat released when water vapor condenses to form a cloud or when liquid droplets freeze in a cloud: A) makes the air heavier. B) adds water to the cloud. C) cools off the cloud. D) evaporates more water. E) helps the cloud to rise higher. Page Ref: 102

4 mass of water vapor (grams) 21)? = mass of dry air (kilograms) The formula shown above defines the humidity measure known as the. 22)? = mass of water vapor (grams) volume of air (cubic meters) The formula shown above defines the humidity measure known as. 23) Refer to the diagram of a simple parcel above. What is the absolute humidity of this parcel? A) 0.2 g/kg B) 10 g/m3 C) 2 g/m3 D) 5 g/kg 24) Refer to the diagram of a simple parcel above. What is the mixing ratio of this parcel? g/kg

5 25) Saturation is best defined as: A) a mixing ratio of at least 100 g/kg. B) equal numbers of water molecules evaporating from and condensing into a water surface. C) the point when water molecules completely stop evaporating from a water surface. D) a vapor pressure greater than 1000 mb. Page Ref: ) The capacity of the air to hold water vapor: A) increases with a decrease in temperature. B) decreases with an increase in temperature. C) increases with an increase in temperature. D) increases with an increase in pressure. Page Ref: ) Relative humidity indicates the: A) probability of precipitation. B) chance of cloud formation. C) chance for evaporation of water. D) nearness to saturation for the air. E) actual amount of water in the air. Page Ref: ) During a clear, relatively calm day, the relative humidity will tend to from sunrise to early afternoon. A) decrease B) remain nearly steady C) increase Page Ref: 109

6 29) Given the conditions shown in the diagram above, the elevation of the cloud base would be: A) m B) 2000 m C) 2500 m D) 3000 m Page Ref: ) In your own words, describe the process that causes a cold glass of ice water to 'sweat'. Include a discussion of the flow of energy through this system, and use appropriate vocabulary. Draw a picture. Page Ref: 44, 109