Classwork (Grade 6)

Front

What is the process that breaks down rock and other substances of Earth's surface?

Back

Weathering

Front

What was the large land mass or super-continent that existed about 245 million years ago?

Back

Pangea

Front

How does freezing water cause the weathering of rocks?

Back

Freezing water expands cracks and breaks rocks.

Front

What is molten rock that has formed deep within the Earth?

Back

Magma

Front

What type of weathering occurs when rocks weaken and break down due to chemical changes?

Back

Chemical weathering

Front

What is erosion?

Back

The process by which soil and rock are removed from the Earth's surface by wind or water.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breakdown of rocks, while erosion is the movement of those broken materials.

Front

What is mechanical weathering?

Back

Weathering that occurs without changing the chemical composition of the rock.

Front

What is an example of chemical weathering?

Back

The rusting of iron in rocks due to oxidation.

Front

What is deposition?

Back

The process by which sediments, soil, and rocks are added to a landform.