3rd Grade Weathering and Erosion Review

Which of these definitions correctly describes the meaning of erosion?

• the breaking of materials, such as rocks and soil 
• the movement of materials, such as rocks and soil
• the dropping off of rocks and soil in a new place
• huge sheets of moving ice

Which of these definitions correctly describes the meaning of weathering?

• the breaking of materials, such as rocks and soil 
• the movement of materials, such as rocks and soil
• the dropping off of rocks and soil in a new place
• huge sheets of moving ice

Which of these definitions correctly describes the meaning of depositing?

• the breaking of materials, such as rocks and soil 
• the movement of materials, such as rocks and soil
• the dropping off of rocks and soil in a new place
• huge sheets of moving ice

What three things cause most erosion?

• rain, snow, sleet
• weathering, erosion, deposition
• glaciers, moraines, valleys
• wind, ice, water

What is a glacier?

• a large area of water
• the place where two mountains meet
• a huge sheet of moving ice
• hills left behind when glaciers drop soil and rocks they carried

What are moraines?

• a large area of water
• the place where two mountains meet
• a huge sheet of moving ice
• hills left behind when glaciers drop soil and rocks they carried

Correctly fill in the blanks for the following statement.
Erosion moves materials from _____________ places and drops them in _____________ places.

• low, high
• low, low
• high, low
• high, high

Correctly fill in the blanks for the following statement.
Thanks to erosion, mountains wear _____________ and valleys fill _____________.

• up, down
• down, up
• down, down
• up, up

The video segment stated that over time, erosion does what to land?

• inflates land
• uplifts land
• creates land
• flattens land

In what order does the process we've been studying happen?

• weathering, erosion, depositing
• erosion, weathering, depositing
• weathering, depositing, erosion
• depositing, erosion, weathering