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- 1. Multiple Choice
Which process is responsible for changing the composition of rock?
erosion
abrasion
chemical weathering
mechanical weathering
- 2. Multiple Choice
Which process is defined as breaking down rocks into smaller pieces without changing the rocks' compositions?
erosion
abrasion
chemical weathering
mechanical weathering
- 3. Multiple Choice
Which condition leads to a slower rate of weathering?
porous rocks
cold climates
hard minerals
high temperatures
- 4. Multiple Choice
Which describes sand?
fine-grained
retains water
water drains quickly
good for growing crops
- 5. Multiple Choice
Which describes how weathering and erosion are different?
Weathering is caused by water.
Erosion is caused by wind and ice.
Erosion transports sediments.
Weathering is a natural process.
- 6. Multiple Choice
What is one of the causes of mechanical weathering?
acid rain
oxidation
animal reactions
carbon dioxide
- 7. Multiple Choice
Which factor contributes to both chemical and mechanical weathering?
abrasion
freezing
oxidation
water
- 8. Multiple Choice
Which is one factor of rock types that affects the rate of weathering?
porosity
moisture
temperature
mineral color
- 9. Multiple Choice
Which climate favors mechanical weathering?
dry climate
cold climate
warm climate
desert climate
- 10. Multiple Choice
Which describes a climate effect on the rate of weathering?
Cold climates favor mechanical weathering.
Chemical reactions occur slower at higher temperatures.
Lower precipitation levels lead to more chemical reactions
The chemical reaction rates of minerals are not impacted by temperature.
- 11. Multiple Choice
Organic material provides nitrogen for plants. Which soil component contributes the most nitrogen to plants?
clay
humus
sand
silt
- 12. Multiple Choice
Which property of soil depends on the size of particles?
color
odor
temperature
texture
- 13. Multiple Choice
Which correctly lists the three parts of soil that are classified by their particle size?
bedrock, humus, and clay
clay, bedrock, and silt
humus, sand, and clay
sand, clay, and silt
- 14. Multiple Choice
Which is one property of clay soils?
is loose
retains water
drains quickly
has coarse particles
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