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| The main layers of the atmosphere surrounding Earth are classified according to changes in |
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| In which atmospheric layer is most water vapor found? |
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| Which layer of the atmosphere would a jet pilot want to fly to avoid a thunderstorm? |
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| What is the first layer of the atmosphere an astronaut passes through during reentry from outer space? |
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| The layer in the atmosphere where weather occurs |
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| An important gas found in Earth's stratosphere |
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| Many people are concerned that the ozone layer in the stratosphere is being destroyed. The reason for their concern is that the ozone in this layer |
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| offers the Earth protection from the Sun's harmful UV rays |
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| When climbing a high mountain, you may get out of breath easily because as you go higher up in the troposphere |
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| the amount of oxygen decreases |
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| When climbing a high mountain, you may need to get different clothes from your backpack because |
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| the air temperature decreases |
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| Air has pressure because air has |
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| As you rise farther into the atmosphere, air pressure |
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| Where on a mountain would the air pressure be the greatest? |
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| When climbing a high mountain, Jack may need to get different clothes from his backpack because |
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Definition
the air temperature decreases as the climber gets higher up in the troposphere |
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| Which layer of the atmosphere experiences the coldest temperatures? |
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In which two layers of the atmosphere does the temperature increase with increasing altitude? |
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stratosphere and thermosphere |
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| As part of the water cycle, water in lakes and rivers changes to water vapor through the process of |
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Which of these is important to the formation of clouds in the water cycle?
A) the relative length of day and night
B) the spinning due to the Coriolis effect
C) the melting of the polar ice caps
D) the cooling and condensing of air as it rises
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D) the cooling and condensing of air as it rises |
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_____ is the source of energy in the water cycle. |
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The greatest source of moisture entering the atmosphere is evaporation from the surface of _____. |
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| The form of precipitation that falls when temperatures are above the freezing point of water is _____. |
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| Raindrops fall through a layer of air below freezing |
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| These ice pellets form inside cumulonimbus clouds during thunderstorms. Their size depends on how many times the pellet goes up and down through a cold layer in the cloud. The ice pellets are called ____. |
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Water that falls on the land attempts to move back towards sea level as _____. |
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surface-water or groundwater runoff |
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