Earth Layers and Theory of Plate Tectonics

Front

True or False: The deeper you go into the earth, the greater the pressure.

Back

True

Front

What is the physical classification of the outer core? (hint: state of matter)

Back

Liquid

Front

What does the theory of continental drift state?

Back

The continents were once joined in a super-continent and have moved over time.

Front

The thinnest and outermost layer of Earth is called...?

Back

Crust

Front

Which of the following is responsible for Earth's crust moving?

Back

Convection Currents

Front

What are the three main layers of the Earth?

Back

Crust, Mantle, Outer Core, Inner Core.

Front

What is the mantle primarily composed of?

Back

Silicate rocks and minerals.

Front

What is the state of matter of the inner core?

Back

Solid.

Front

What is the lithosphere?

Back

The rigid outer layer of the Earth, consisting of the crust and upper mantle.

Front

What causes tectonic plates to move?

Back

Convection currents in the mantle.