NGSS.4-ESS2-1

Wind blowing sand from one location to another

• Weathering
• Erosion
• Deposition

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NGSS.4-ESS2-1

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

• weathering
• erosion
• deposition
• dumptruck

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NGSS.4-ESS2-1

Canyons are created by what process?

• weathering
• erosion
• deposition
• cementation

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NGSS.4-ESS2-1

Weathering is usually caused by

• ice
• water
• wind
• all of these

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NGSS.4-ESS2-1

What is weathering? 

• Weathering is the process that breaks rocks into smaller pieces. 
• Weathering is the process that joins smaller rocks together to make big rocks. 
• Weathering is watching the weather to see if it will rain or snow or be windy.
• Weathering is when dinosaur bones get hard because they are in the weather. 

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NGSS.4-ESS2-1

What is erosion?

• the breaking down of rocks into sediments
• the movement of sediments from one location to another
• the dropping off of sediments
• the flooding of a river

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NGSS.4-ESS2-1

What is the wearing away or breaking down of rocks called?

• Weathering
• Erosion
• Glaciers

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NGSS.4-ESS2-1

Water carrying sediment down a hill is an example of...

• weathering

• erosion

• deposition

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NGSS.4-ESS2-1

Which of these is an example of erosion?

• Light shinning onto a mountain

• Rain breaking down rock

• Wind blowing away sediment

• All of the above

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NGSS.4-ESS2-1

Erosion

• the movement of weathered material by wind, water, or ice (e.g. glaciers)

• process by which weathered and eroded material is deposited by wind, water, and ice

• process by which exposed rock is broken down by rain, frost, wind, or other elements of weather

• a physical structure on Earth that occurs naturally

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NGSS.4-ESS2-1