Weathering & Erosion

Erosion and weathering are different processes that involve some of the same causes, such as wind, water, and ice. How is erosion different from weathering?

• Erosion is slower than weathering
• Erosion is faster than weathering
• Erosion breaks rocks and weathering moves rocks
• Erosion moves rocks and weathering breaks rocks.

The water in a fast-moving river causes rocks to bump and scrape against one another. What will happen to these rocks over time?

• They will get larger
• They will get smaller
• They will get sharper
• They will get heavier

Mrs. Estrada asks her science class to design an activity that will make rocks smooth like the ones they find near the river. Which activity shows how a river makes rocks smooth?

• Place the rocks in direct sunlight.
• Bury the rocks in soil under water.
• Put the rocks under a heavy weight.
• Shake the rocks in a container of water.

There is a relationship between landforms and the movement of water. Given this relationship, which of the following landforms is the result of weathering?

• canyon
• desert
• forest
• mountain

Which of the following is the correct definition of weathering?

• The breakdown of rocks
• The movement of rocks
• The hardening of rocks
• The formation of rocks

Repeated freezing and thawing is an example of which of the following

• Weathering
• Erosion
• Deposition

When sand settles on the beach after waves dropped it here. This is an example of:

• Weathering
• Erosion
• Deposition
• Draggin

The process by which small pieces of rocks and soil are moved by natural forces is called...

• deposition
• erosion
• weathering
• faults

The Grand Canyon is caused by which process: weathering, erosion or deposition?

• Weathing
• Erosion
• Deposition
• None of the Above

Erosion can be caused by which of the following?

• Ice
• Water
• Wind
• All of the above