Exam review Final

Front

What is the upper part of the mantle that is semisolid where convection pushes the tectonic plates?

Back

Asthenosphere

Front

Which type of crust is older?

Back

Continental Crust

Front

What do P Waves travel through?

Back

Both solids and liquids

Front

What type of planets are Jupiter, Saturn, Uranus, and Neptune?

Back

Gas Giants

Front

What does sea-floor spreading explain?

Back

New crust is created at a divergent boundary.

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer of the Earth beneath the crust?

Back

Mantle

Front

What is the process by which tectonic plates move called?

Back

Plate tectonics

Front

What are the two types of crust?

Back

Continental Crust and Oceanic Crust

Front

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

Back

Plate boundary