Earth Science Vocab List 2

Front

Geosphere is the solid, rocky part of Earth, from the core to the crust.

Back

the mostly solid, rocky part of the Earth; extends from the center of the core to the surface of the crust.

Front

The crust is the thin, solid outer layer of Earth above the mantle.

Back

the thin, solid outer layer of Earth above the mantle

Front

Thinner, denser, younger crust of the ocean floor

Back

Oceanic crust

Front

Thick part of Earth's crust forming large landmasses; older and complex.

Back

continental crust

Front

The mantle is...

Back

the layer of hot, solid-liquidish magma between Earth's crust and core.

Front

The outer core is...

Back

the liquid layer of the Earth's core beneath the mantle, surrounding the inner core; responsible for the magnetic field.

Front

The inner core is...

Back

a dense sphere of solid iron and nickel at Earth's center; hottest layer.

Front

Convection currents are...

Back

circular currents in the mantle caused by heated magma from Earth's core.

Front

Earth's Magnetic Field is...

Back

created by the Earth's core that protects Earth from solar winds.

Front

A plate boundary is...

Back

the place where two tectonic plates are interacting.