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chap three

TermDefinition
Geosphere Solid part of the Earth that consists of all rock, soils, and loose rocks on Earth.
Crust Earth's thin outer layer.
Mantle Layer beneath the crust. Makes up 64 percent of the mass of the Earth.
Core Earth's inner most layer.
Lithosphere Is a cool, rigid layer that is 15 km to 300 km thick that includes the crust and uppermost part of the mantle.
Asthenosphere Is a plastic, solid layer of the mantle made of rock that flows very slowly and allows tectonic plates to move on top of it.
Tectonic Plates Plates glide across the underlying asthenosphere
Erosion The removal and transport of surface material.
Atmosphere Nitrogen, oxygen, carbon dioxide, and other gases are all parts of this mixture. Earth’s atmosphere changes constantly as these gases are added and removed.
Troposphere Extends to 18 km above Earth’s surface. Almost all of the weather occurs in this layer
Created by: 85drerob
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