Earth's Structure and Landforms Review

Front

What does the presence of plant fossils in Antarctica suggest about its past climate?

Back

Antarctica once had a warmer climate.

Front

What is the solid metal ball made of Nickel (Ni) and Iron (Fe) at the center of the Earth called?

Back

Inner Core.

Front

Which layer of the Earth contains convection currents that cause continental drift?

Back

Asthenosphere.

Front

What is the name of the undersea mountain chain where new ocean floor is produced?

Back

Mid-ocean ridge.

Front

What is an amber fossil?

Back

Fossils made when insects are trapped in tree sap.

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 geological feature is formed at convergent plate boundaries?

Back

Mountains or trenches.

Front

What is the process called when one tectonic plate moves under another?

Back

Subduction.

Front

What type of boundary occurs when two tectonic plates slide past each other?

Back

Transform boundary.