Processes of the Earth

The process by which water, ice, wind or gravity moves weathered rock and soil from one place to another.

• weathering
• erosion
• deposition
• dumptruck

Choose the best picture to demonstrate wind weathering.

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Which is the best choice to demonstrate WATER weathering?

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The definition of weathering is...

• the breakdown of rock over time into smaller pieces

• the breakdown of rocks over an emotional breakup

• the breakdown of a car on the side of the road

• the breakdown of rock over the breakup of a favorite rock group

Even the smallest plant can cause weathering.

• true

• false

The repeating processes of freezing and thawing of water in rocks cause cracks to form and grow larger and eventually break apart.

• true

• false

Erosion ________________________.

• breaks down rock

• moves rocks

• deposits rock

• is caused by ice wedging

Weathering is the__________________.

• breaking down of rocks

• movement of rocks

• deposition of rocks

What process most likely formed the Grand Canyon?

• weathering by wind

• rain pounding the rocks

• erosion by a river (water)

What are glaciers?

• They are winding rivers that carry sediment to a delta

• They are waves that constantly crash against the shoreline.

• are huge masses of ice that move slowly over land.

• They are sand dunes that form from wind depositing sediments.