Formative Test. 4 th Grading in Science VII

Transcription

1 Formative Test 4 th Grading in Science VII I. Latitude and Longitude 1. It is an imaginary line that divides the northern and southern hemispheres. A. Latitude B. Equator C. Longitude D. Tropic of Cancer 2. It divides the earth into two equal parts and serves as the starting line of the meridian passes through Greenwich, England. A. Longitude B. Equator C. Prime Meridian D. Latitude 3. Which of the following lines are parallel to the equator and to each other, they form circles that are smaller at the poles. A. Lines of Longitude C. Tropic of Capricorn B. Tropic of Cancer D. Lines of latitude 4. It is referred to as the northern tropic that marks the most Northerly position at which the sun may appear directly overhead at its zenith. A. Arctic Circle C. Antarctic Circle B. Tropic of Cancer D. Tropic of Capricorn 5. Which of the following lines that are not parallel to each other, do not form circles but they have the same length and meet at the poles? A. Lines of Latitude C. Prime Meridian B. Tropic of Cancer D. Lines of Longitude II. Location of the Philippines (landmasses and bodies of water) 1. Which body of water is formed when water comes out naturally to the surface through faults or cracks? A. Lake B. Spring C. River D. Waterfall 2. Which bodies of water in the list are found to the west of the Philippines? A. Pacific Ocean C. Philippine Sea B. Celebes Sea D. South China Sea and Indian Ocean 3. Which body of water in the list is located to the east of the Philippines? A. South China Sea C. Indian Sea B. Pacific Ocean D. Malaysian Sea 4. Which large landmasses are found to the north of the Philippines? A. Pacific Ocean C. Asian Continent B. South China Sea D. Australian Continent 5. The Philippines is said to be surrounded by volcanoes. What do we call the area which has the large number of earthquake and volcanic eruptions occur? A. Pacific Ocean C. Earthquake ring of fire B. Pacific Ring of Fire D. Trenches

2 III. IV. Protection and conservation of natural resources 1. These are the materials or elements from the environment that people use to meet their needs. A. Renewable Resources C. Natural Resources B. Non Renewable Resources D. Energy Resources 2. What factors have the greatest influence on soil formation? A. Temperature and Rainfall C. Kind of soil particles and temperature B. Slope of the land and rainfall D. Reforestation and use of compost as fertilizer 3. Which condition is not caused by chemical weathering? A. Feldspar breaks into clay C. Rocks containing iron becomes brittle B. Water dissolves limestone in a cave C. Rocks containing iron becomes brittle D. Water within the rock freezes and breaks the rock. 4. Planting near the edge of a mountain produced good harvest. Which of the following statements can be used to explain such observation? A. There is plenty of water in the place B. The mountain shields the plants from strong winds C. The mountain shields the plants from scorching heat of the sun D. Substances from weathered mountain rock minerals supply nutrients to plants 5. Why are coal, petroleum, and natural gas considered non-renewable resources if they were produced from plant and animal remains? A. It takes a very long time to produce them B. Using those results in environmental problems C. They are difficult to locate and explore from Earth D. The Philippines is dependent on supply from other countries Greenhouse effect and Global Warming 1. The troposphere is the layer of the atmosphere responsible for the A. Screening out of the Ultraviolet rays of the sun B. Burning of meteors before entering the earth C. Increasing of temperature D. Weather interactions 2. Global climate change is being attributed to the atmospheric increase in what two gasses produced by human activities? A. Oxygen and Hydrogen C. Nitrous Oxide and Sulfur Dioxide B. Ozone and Methane D. Methane and Carbon Dioxide 3. The troposphere is the layer of the atmosphere responsible for the A. Screening out of the Ultraviolet rays of the sun B. Burning of meteors before entering the earth C. Increasing of temperature D. Weather interactions 4. Why is the presence of ozone above the troposphere important for the survival of living things on earth?

3 A. It warms earth surface B. It makes jet flying more comfortable C. It helps in cloud formation D. It offers protection from the sun s harmful UV rays 5. The greenhouse effect is a natural phenomenon. Without a natural greenhouse effect, the temperature of the earth would be about C instead of its present 14 0 C, why are scientist concerned about the greenhouse effect? A. There is no technology that will keep the temperature of earth constant. B. Planting trees in wider areas is not possible, earth has many desert areas. C. Human activities like burning of fossil fuels and deforestation enhance the greenhouse effect D. The human population is increasing rapidly, more carbon dioxide will be released to the atmosphere V. Land and Sea breezes, Monsoons and ITCZ. 1. What happens to air when it is heated? A. It expands and rise C. it remains the same B. It expands and shrinks D. it remains at the surface 2. Which method of thermal energy takes place within earth s atmosphere? A. Conduction B. Convection C. Radiation D. all of these 3. The name of a rapid rise of coastal water that accompanies the arrival of typhoon is called: A. Hurricane B. Storm Surge C. Tidal Wave D. Cyclonist 4. Which of the following is a sign of bad weather? A. Formation of cirrus clouds C. Steady increase of pressure B. Steady decrease in pressure D. Decrease in relative humidity 5. Relative humidity provides an indication of the A. Probability of rainfall C. Degree of saturation of air B. Water vapour content of air D. Rate of condensation of water vapour 6. The southwest monsoon usually causes rain and bad weather, why is it so? A. Typhoons do not originate from the Pacific ocean B. It passes over relatively cold waters in the Pacific ocean C. It passes over warm and moisture-rich air of the South China Sea D. There are not as many mountains in the eastern side of the Philippines 7. On a beach, the wind direction during the day is usually the reverse of wind direction at night. Which of the following statements best explains this? A. There is more water in the sea than on land B. Land heats up faster than water during the day and it also cools faster at night C. The water remains at about the same temperature all throughout the day D. This is usually an indication that an El Niño event is under way 8. What wind system blows aver the Philippines from February to May? A. Northeast monsoon C. Northeast trade winds B. Southwest monsoon D. Easterlies

4 VI. 9. What happens when air above the sea becomes warmer than air above the land? A. A land breeze develops C. Air above land sinks B. A sea breeze develops D. Air pressure over the sea decreases 10. Which is true about the ITCZ? A. It results from the sinking of the cool air B. It occurs in the Philippines all year round C. It occurs in North pole countries D. It is a place where winds in the tropics meet, rise and form clouds Seasons in the Philippines 1. In the summer months, we experienced A. Longer night time than daytime B. Longer day time than night time C. The same length of day time and night time D. None of the above 2. During a period of one year, what would be the greatest altitude of the sun at the North Pole? A. 0 0 B. 66 ½ 0 C D. 23 ½ 0 3. How do we know that the earth is moving? A. Alternating tides C. watching the phases of the moon B. Alternating days and nights and seasons D. Coming El Niño and La Niña 4. Why is it that we often experience warmer temperature during the month of June? A. Because the Southern Hemisphere receives direct sun rays B. Because the Northern Hemisphere receives direct sun rays C. Because the Southern Hemisphere is tilted away from the sun D. Because the Northern Hemisphere is tilted away from the sun 5. When the sun is much lower in the sky at 52 0 we can experience A. A cooler temperature C. No change of temperature B. A warmer temperature D. unpredictable temperature 6. Which of the following is the main reason why we have seasons? A. Earth s elliptical orbit; it is closer to the sun at a certain time. B. Inclination of the earth s axis of rotation in relation to its orbital plane. C. Earth s spheroid shape D. Variation of the Solar Constant 7. Joash standing in an open field on a bright sunny day cast along a shadow pointing on east. What time of the day is it? A. Late afternoon B. Early afternoon C. High noon D. Early morning 8. Based on the weather phenomena, clouds provide an indication of the dynamic nature of our atmosphere that A. Formed by the strong wind formation B. Formed by the rising of sinking of air C. Formed by forced ascent of air D. Formed by the uneven heating of land

5 VII. 9. In which month is the North Pole tilted towards the sun? A. June B. December C. March D. September 10. In which month is the North Pole tilted way from the sun? A. June B. December C. March D. September Eclipses 1. When light is blocked from its source by an object, the occurrence of by an object is cast. A. Reflection B. Shape C. Shadow D. All of the above 2. How do ancient people believe about eclipses? A. Bad luck B. Good luck C. Neither D. Both 3. Below is an image of a partial solar eclipse as seen by an observer on Earth. Which part of the shadow do you think is the observer watching? KEY Moon Sun A. Penumbra of the moon C. between the umbra and penumbra of the moon B. Penumbra of the earth D. between the umbra and penumbra of the earth 4. Where on the earth can lunar eclipse be observed? Sunlight A. Day time of Northern Hemisphere B. Night time of Northern Hemisphere C. Day time of Northern Hemisphere D. Night time of Southern Hemisphere

6 5. The diagram below shows the moon at four positions in its orbit around Earth. An observer on earth could see a lunar eclipse when the moon is at position A. 1 B. 2 C. 3 D. 4 VIII. Lunar and Solar Eclipses 1. If the moon s umbra is cast on the earth, what kind of eclipse occurs? A. Partial Lunar Eclipse C. Partial Solar Eclipse B. Total Lunar Eclipse D. Total Solar Eclipse 2. It is referring to as the phenomenon on which the Earth s umbra is cast on the moon, what kind of eclipse is this? A. Total Solar Eclipse C. Partial Lunar Eclipse B. Total Lunar Eclipse D. Partial Solar Eclipse 3. The diagram below shows the relative positions of the sun, the moon and the Earth when an eclipse was observed an Earth. Position X and Y are locations on Earth s surface.

7 Which statement correctly describes the type of eclipse that was occurring and the position on Earth where this eclipse was occurring and the position on Earth where this eclipse was observed? A. A total Solar Eclipse was observed in position X B. A total Solar Eclipse was observed from position Y C. A total Lunar Eclipse was observed from position X D. A total Lunar Eclipse was observed from position Y 4. During Lunar Eclipse, What is the position of the Sun, Earth and Moon? A. Moon Sun Earth C. Earth Sun Moon B. Sun Moon Earth D. Sun Earth Moon 5. During Solar Eclipse, what is the position of the Sun, Earth and Moon? A. Earth Sun Moon C. Sun Moon Earth B. Moon Sun Earth D. Sun Earth Moon