Earth Layers & Plate tectonics

A dark, dense, igneous rock with a fine texture, found in oceanic crust

A usually light colored igneous rock that is found in continental crust

Earth's outermost layer.

The portion of the earth's crust that primarily contains granite, is less dense than oceanic crust, and is 20-50 km thick

thinner, more dense, younger crust making ocean floor

The layer of hot, solid material between Earth's crust and core.

A rigid layer made up of the uppermost part of the mantle and the crust.

The soft layer of the mantle on which the lithosphere floats.

A layer of molten iron and nickel that surrounds the inner core of Earth

A dense sphere of solid iron and nickel at the center of Earth

a current caused by the rising of heated fluid and sinking of cooled fluid

A weak spot in the crust where magma has come to the surface

The shaking that results from the movement of rock beneath Earth's surface.

A major geological fault in California formed by a sliding transform boundary.

A major belt of volcanoes that rims the Pacific Ocean