Front

What is weathering?

Back

The process that breaks down rocks and other materials on Earth's surface.

Front

How does freezing water cause the weathering of rocks?

Back

It expands cracks and breaks rocks.

Front

What is mechanical weathering?

Back

The process through which rocks are physically broken into smaller pieces.

Front

What is chemical weathering?

Back

The process that breaks down rocks through chemical changes, such as reactions with water and acids.

Front

What is an example of mechanical weathering?

Back

Plant growth pushing rocks apart.

Front

What is an example of chemical weathering?

Back

The formation of stalactites and stalagmites in caves due to carbonic acid dissolving limestone.

Front

What are the main causes of mechanical weathering?

Back

Plant growth, wind, and running water.

Front

Which of the following is NOT a cause of mechanical weathering?

Back

Acid rain.

Front

What role does acid rain play in weathering?

Back

Acid rain is a cause of chemical weathering, not mechanical weathering.

Front

How does temperature change contribute to weathering?

Back

It can cause rocks to expand and contract, leading to cracks.