Layers of the Earth

Front

What layer makes up 85% of the total weight of the Earth?

Back

Mantle

Front

What is the source of energy that drives plate movement?

Back

Convection currents in the asthenosphere

Front

Tectonic plates are made up of continental crust and ________ crust.

Back

Oceanic

Front

True or False: Less dense materials rise to the top.

Back

True

Front

How many different types of crust are there?

Back

2

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer beneath the crust called?

Back

Mantle

Front

What is the innermost layer of the Earth?

Back

Inner core

Front

What is the layer that is liquid and surrounds the inner core?

Back

Outer core

Front

What are the large pieces of the Earth's lithosphere called?

Back

Tectonic plates