Earth's surface

15 terms by megtana

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fault

a break in earths crust along which rocks move

epicenter

point on the surface of earth that is right above the focus of an earthquake

mantle

thickest layer of the earth found just below the crust

volcano

a mountain that forms when red-hot melted rock flows through a crack onto earth's surface

crust

earths outer layer which includes the rock of the ocean floor and large areas of land

plate

continent size slab of earths crust and upper mantle

vent

the rocky opening in a volcano that which magma rises toward the surface

core

the dense center of earth which is a ball mostly made of two metals

earthquake

a vibration or shaking of earth's crust

magma chamber

an underground pool that holds magma below a volcano

crater

a large basin formed at the top of a volcano when the top falls in on itself

lava

melted rock that reaches earth's surface

focus

the point underground where the movement of an earthquake first takes place

seismograph

an instrument that records earthquake waves

magma

melted rock inside earth

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