Weathering, Erosion, and Deposition Quiz

What is weathering?

• The breaking down of rocks into smaller pieces

• The movement of rocks and soil from one place to another

• The settling of sediments in a new location

• The heating of rocks by the Sun

Which type of weathering occurs when water freezes and expands in cracks in rocks?

• Chemical weathering

• Biological weathering

• Mechanical weathering

• Thermal weathering

What causes erosion? (Select all that apply.)

• Wind

• Gravity

• Running water

• Plant growth

True or False: Erosion moves materials from one place to another.

• True

• False

What is deposition?

• The breaking down of rocks

• The movement of materials by wind or water

• The dropping off of sediments in a new place

• The growth of plants on rocks

Where is deposition most likely to occur?

• At the top of a mountain

• Along a riverbank

• At the mouth of a river

• On a steep slope

What are the four main layers of the Earth?

• Crust, Ocean, Mantle, Core

• Crust, Mantle, Outer Core, Inner Core

• Soil, Mantle, Lava, Inner Core

• Surface, Crust, Mantle, Core

Which layer of the Earth is made of solid rock and is the thinnest?

• Crust

• Mantle

• Outer Core

• Inner Core

True or False: The outer core is solid.

• True

• False

What process breaks rocks into smaller pieces that can be moved by erosion?

• Weathering

• Deposition

• Sedimentation

• Fossilization