Plate Tectonics Practice

Front

The least dense layer
Options: crust, inner core, mantle, outer core

Back

crust

Front

What is the most dense layer of the Earth?

Back

inner core

Front

Which layer of the Earth is a mix between solid and liquid? Options: crust, inner core, mantle, outer core

Back

mantle

Front

Which layer of the Earth is solid? Options: crust, asthenosphere, mantle, outer core

Back

crust

Front

Supporting Evidence: subduction, earthquakes, volcanoes, Mid-Atlantic Ridge, older theories

Back

Plate Tectonics

Front

The theory that states that the Earth is divided into plates that float and move in slow, constant motion.

Back

Plate Tectonics

Front

The circular pattern of heating, rising, cooling, sinking of magma in the mantle causing tectonic plates to move.

Back

Convection Currents

Front

Volcanoes are most often formed at this boundary.

Back

Convergent

Front

The Mid-Atlantic Ridge is formed at this boundary.

Back

Divergent

Front

The tectonic plates float on the

Back

asthenosphere