Weathering and Erosion

​ (a)   is the process of breaking rocks into smaller pieces by gravity, water, ice, or wind.

• Weathering
• Erosion

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4-ESS2-1

​ ​ ​ (a)   is the process by which

weathered rock is moved or carried by gravity, water, ice, or wind.

• Erosion
• Weathering

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4-ESS2-1

What can NOT make rocks break down into smaller pieces. 

• Water

• Gravity

• Ice

• Wind

• Deposition

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4-ESS2-1

Landforms, such as valleys, canyons, and deltas, are formed by the process of ____________.

• Deposition

• Erosion

• Weathering

• Sedimentation

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4-ESS2-1

True or False: Vegetation (or plants) can help decrease the effects of erosion.

• True

• False

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4-ESS2-1