Weathering, Deposition and Erosion Moo, Moo Math

What is weathering?

• A physical or chemical change resulting in the dissolving or breaking down of rocks.

• The process of rocks and sediments being picked up and moved.

• The process where an agent of erosion slows down and drops sediment.

• The formation of new minerals from existing rocks.

Which of the following is NOT an agent of physical weathering?

• Wind

• Water and waves

• Oxidation

• Glaciers

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What happens during erosion?

• Rocks are dissolved into new substances.

• Rocks and sediments are picked up and moved to another location.

• Sediment is created from the breakdown of rocks.

• Sediment is dropped by a slowing agent.

What causes sand dunes to form?

• Valley erosion

• Chemical weathering

• Deposition by wind

• Physical weathering by gravity