Unit 3 and 4 Exam Review

Front

True or False: continental crust is more dense than oceanic crust

Back

False: Continental crust is less dense than oceanic crust.

Front

What is a true statement about nonrenewable resources?

Back

Coal, Oil, Natural gas all produce pollution via emissions, while Nuclear energy produces hazardous waste.

Front

What is the outcome of the convergence of two oceanic plates?

Back

Volcanic Island Arc.

Front

What is the highest part of a transverse wave called?

Back

The crest.

Front

What was the name of the supercontinent that broke apart about 175 million years ago?

Back

Pangea.

Front

What is the definition of oceanic crust?

Back

The part of Earth's crust that underlies the ocean basins, composed mainly of basalt.

Front

What is the definition of continental crust?

Back

The part of Earth's crust that forms the continents, composed mainly of granite.

Front

What is a nonrenewable resource?

Back

A resource that cannot be replaced or regenerated within a human lifetime, such as fossil fuels.

Front

What is the process of plate tectonics?

Back

The movement of the Earth's plates that causes geological phenomena like earthquakes and volcanic eruptions.

Front

What is a volcanic island arc?

Back

A chain of volcanic islands formed at a convergent boundary where two oceanic plates meet.