Unit 3 and 4 Exam Review

Front

What is the Theory of Continental Drift?

Back

The Theory of Continental Drift suggests that continents were once joined together and have since drifted apart, similar to pieces of a puzzle.

Front

What type of boundary occurs when tectonic plates collide?

Back

A convergent boundary.

Front

What are nonrenewable resources?

Back

Nonrenewable resources are natural resources that cannot be replenished in a short period of time, such as coal, oil, and natural gas.

Front

What happens at divergent boundaries?

Back

At divergent boundaries, tectonic plates move apart from each other.

Front

What is the difference in density between continental crust and oceanic crust?

Back

Continental crust is less dense than oceanic crust.

Front

What is an example of a convergent boundary?

Back

The boundary between the Indian Plate and the Eurasian Plate, which formed the Himalayas.

Front

What is the main environmental impact of burning fossil fuels?

Back

Burning fossil fuels releases greenhouse gases, contributing to air pollution and climate change.

Front

What is a transform boundary?

Back

A transform boundary is where two tectonic plates slide past each other horizontally.

Front

What is the significance of the Ring of Fire?

Back

The Ring of Fire is a region in the Pacific Ocean known for its high volcanic and seismic activity due to tectonic plate movements.

Front

What is the process of subduction?

Back

Subduction is the process where one tectonic plate moves under another and sinks into the mantle.