Soil Weathering Erosion Plants Miscellaneous

100

What is bedrock?
The bottom layer of soil.

100

What is freezing or ice?
This is the type of weathering that occurs when water gets behind rocks when it is cold and cracks the rock.

100

What is a fence, retaining wall or plants?
This can help stop erosion.

100

What is erosion?
Plants can help to stop this.

100

What is sand?
This type of soil feels gritty.

200

What are decomposing things?
This is what makes the topsoil dark.

200

What is weathering?
Soil is formed after this takes place for a long period of time.

200

What is...answers will vary.
Name one way erosion occurs.

200

What are nutrients?
If a plant is dying in soil what might it be lacking?

200

What is silt?
This type of soil feels "silky."

300

What is subsoil?
The middle portion of soil.

300

What is water movement weathering?
The Grand Canyon and other canyons were formed from this type of weathering over a long period of time.

300

What is...answers will vary.
Name an example of erosion.

300

They control erosion, they create oxygen and make our world nice.
Plants and trees are good for our environment, name one reason why.

300

What is clay?
This soil type clumps up and holds water really well.

400

What is topsoil?
The uppermost portion of soil that contains decomposing organisms.

400

What is... answers will vary.
Name one way that water can cause weathering.

400

What is slowly?
Does erosion occur quickly or slowly?

400

Yes
Can plants grow without soil?

400

What is sand?
This type of soil dries quickest because it doesn't hold water well.

500

What is subsoil?
The layer of soil containing mostly clay and roots.

500

What is...answers will vary.
Name one way that chemical weathering occurs.

500

What is the movement of weathered materials?
Define erosion.
 

500

What is weathering of a rock?
What forms soil?

Soil, Weathering and Erosion

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