Midterm Review

Front

What is weathering?

Back

Weathering is the process that breaks down rocks into smaller pieces through physical and chemical changes.

Front

What are the two main types of weathering?

Back

The two main types of weathering are physical weathering and chemical weathering.

Front

What is the effect of weathering on rocks?

Back

Weathering changes the appearance and composition of rocks.

Front

True or False: Chemical weathering does not change the composition of rocks.

Back

False. Chemical weathering alters the composition of rocks.

Front

What is a supervolcano?

Back

A supervolcano is an underground and violent volcano that sits above a large magma pocket but doesn’t erupt frequently, such as Yellowstone National Park.

Front

What type of plate boundary occurs when two oceanic plates move apart?

Back

A divergent plate boundary.

Front

What is an epicenter?

Back

The epicenter is the point on the Earth's surface directly above the focus of an earthquake.

Front

What is a fault in geology?

Back

A fault is a fracture or zone of fractures between two blocks of rock.

Front

What is the focus of an earthquake?

Back

The focus is the point within the Earth where an earthquake originates.

Front

What is a stratovolcano?

Back

A stratovolcano is a type of volcano characterized by a steep profile and periodic, explosive eruptions.