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UNIT 2: The Dynamic Earth

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Across
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the solid part of the Earth that consists of all rock, as well as the soils and loose rocks on Earth's surface
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the waves that travel through Earth's interior during an earthquake
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Earth's innermost layer, composed of the densest elements
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the flow of heat from a warmer object to a colder object
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huge pieces of the lithosphere
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(current) - the circular motion of air caused by the continual process of warm air rising and cool air sinking
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the process of warming the surface and lower atmosphere of the Earth when trapped gases in the air absorb and reradiate infrared radiation (heat)
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the atmospheric layer nearest Earth's surface and extends 18 km above the surface
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vibrations of the Earth's crust caused by slippage along a fault
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the layer of rock below the surface, makes up 64% of the mass of the Earth and is about 2,900 km thick
Down
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the gases in the atmosphere that trap and radiate heat - water vapor, carbon dioxide, methane, and nitrous oxide
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a mountain built from magma that rises from the Earth's interior to its surface
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the solid, plastic layer of the mantle beneath the lithosphere that flows very slowly and allows tectonic plates to move
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a molecule made up of three oxygen atoms, O3
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the Earth's thin outer layer composed almost entirely of light elements and is 5 km to 70 km thick
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he atmosphere layer that extends from 18 km above Earth's surface to 50 km
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the transfer of heat by air circulation
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the solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle
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the mixture of gases that surround the Earth
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the transfer of energy through space