Earth's Structures Vocab #1 (1-10)

Front

Soft, putty-like layer of Earth under the lithosphere, hotter and under pressure.

Back

asthenosphere

Front

Type of crust made of granite rock, forming continental plates.

Back

continental crust

Front

Thickest layer of Earth.

Back

mantle

Front

Currents of molten metal or magma cause tectonic plate movement.

Back

convection currents

Front

Layer of solid rock forming Earth's outer skin, including land and ocean floor.

Back

crust

Front

Center of Earth, mostly iron and nickel, responsible for magnetic field.

Back

core

Front

Layer of Earth containing part of the lower crust and the rigid upper mantle.

Back

lithosphere

Front

Type of crust made of dark basalt rock, found under the ocean.

Back

oceanic crust

Front

Layer of liquid metal surrounding the inner core.

Back

outer core

Front

Dense solid metal ball under extreme pressure.

Back

inner core