ESS.1

Front

What is the layer of the Earth where magma is primarily found?

Back

Asthenosphere

Front

Which layer of the Earth's interior is in a liquid state?

Back

Outer core

Front

What is the rigid layer composed of the crust and upper mantle called?

Back

Lithosphere

Front

What is the name of the dense ball of metal (iron and nickel) located at the center of the Earth?

Back

Inner Core

Front

What theory explains that the Earth's lithosphere is in constant motion due to convection currents?

Back

Theory of Plate Tectonics

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer of the Earth located between the crust and the outer core?

Back

Mantle

Front

What is the process called when tectonic plates move apart?

Back

Divergence

Front

What is the term for the boundary where two tectonic plates collide?

Back

Convergent boundary

Front

What is the layer of the Earth that is solid and composed mainly of iron and nickel?

Back

Inner Core