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UNIT 2: The Dynamic Earth

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