Weathering, Erosion, and Deposition

Imagine Aaron and Zoey are on a hike and they notice a lichen on a rock. They remember that lichen secretes an acid that breaks down the rock. What type of weathering is this an example of?

• Mechanical Weathering

• Chemical Weathering

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NGSS.MS-ESS2-2

Adrian and Zoey are observing rocks in their backyard. What is the effect of weathering on these rocks and materials?

• Weathering breaks down material and then moves it.

• Weathering breaks down material but does not move it.

• Chicken Pot Pie.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-1

Aaron and Zoey are studying how weathering affects material. How does weathering affect material?

• Physical changes cause material to disintegrate.

• Chemical changes cause material to disintegrate.

• Both physical and chemical changes cause material to disintegrate.

• Chicken pot pie.

Tags

NGSS.MS-ESS2-2

Adrian and Zoey are observing a hillside. How is weathering different from erosion?

• Weathering usually happens after erosion.

• Weathering usually moves materials.

• Weathering breaks down (disintegrates) materials, but does not move them. Erosion moves them.

• Chicken Pot Pie.

Tags

NGSS.MS-ESS2-2

While hiking, Adrian and Zoey noticed falling rocks, sand, and debris. These are an extreme example of _____________.

• Weathering

• Erosion

• Both

• Neither

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NGSS.MS-ESS2-2

Dezmond and Zoey noticed that the cracked, discolored, and weakened rocks in the old school building are the result of ___________________.

• Erosion

• Weathering

• Both

• Neither

Tags

NGSS.MS-ESS2-2

Dezmond and Adrian are studying the surface of Mars, which has a rust (orangish-red) color to it. This is an example of what type of chemical weathering?

• water dissolving minerals

• carbonic acid in groundwater

• acid rain

• oxidation

Tags

NGSS.MS-ESS2-2

During a science class, Dezmond and Zoey were discussing what causes physical weathering. Can you help them identify the causes?

• Water

• Temperature Change

• Wind

• Acid Rain

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NGSS.MS-ESS2-2

During a science class, Zoey and Dezmond were discussing what causes chemical weathering. Can you identify the factors they mentioned?

• Wind

• Temperature Change

• Acid Rain

• Rust

Tags

NGSS.MS-ESS2-2

Aaron and Dezmond were observing a riverbank where sediment is produced as a result of weathering. The sediment is moved by wind, water, or gravity during erosion. Which of these refers to sediment that has stopped moving after erosion?

• Dissolution

• Declaration

• Deposition

• Disposition

Tags

NGSS.MS-ESS2-2