Earth Atmosphere Basics

The layer of air around the Earth is called the ________.

• atmosphere

• biosphere

• cryosphere

• geosphere

• hydrosphere

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Match the following

• "outer"

• thermo

• "layered"

• exo

• "middle"

• strato

• "changing"

• tropo

• "hot"

• meso

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This gas makes up most of our atmosphere.

• oxygen

• nitrogen

• water vaport

• carbon dioxide

Tags

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Oxygen makes up about ____________% of Earth's atmosphere.

• 99

• 78

• 50

• 21

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Match the following.

• stratosphere

• Coldest layer of the atmosphere.

• troposphere

• You are here.

• mesosphere

• Contains the ozone layer.

• thermosphere

• Molecules are moving very fast here!

• exosphere

• Borders outer space

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Match the following.

• mesosphere

• Hottest temperatures in the atmosphere.

• exosphere

• Weather happens here.

• thermosphere

• Man-made satellites orbit Earth here.

• troposphere

• Jets fly here to avoid weather down below.

• stratosphere

• Dense enough to start burning up meteoroids as they crash towards Earth.

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When clouds form from evaporated water, the atmosphere is interacting with the . . .

• cryosphere

• hydrosphere

• geosphere

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When the winds of a tornado carry away (erode) soil during a tornado, the atmosphere is interacting with the . . .

• biosphere

• cryosphere

• hydrosphere

• geosphere

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When plants add water vapor to the atmosphere through the process of TRANSPIRATION, the atmosphere and the ____________ are interacting.

• cryosphere

• geosphere

• biosphere

• hydrosphere

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When the winds of a hurricane increase the height of the waves in the ocean, the atmosphere is interacting with the __________.

• cryosphere

• hydrosphere

• geosphere

• biosphere

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