1. Landforms and Oceans Quiz Review #3 (notes 18-19)

2. What is the carrying away of weathered material called?
erosion
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3. Click One Time for Answer
What are formed when water drops the sand and sediment that it can’t carry anymore?
Deltas
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4. What happens when humans cut down trees?
Roots can’t keep the soil in place and it increases erosion
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5. What is the weakest agent of erosion?
wind
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6. What is the term for large moving masses of ice?
glaciers
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7. What is the most common agent of erosion?
water
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8. When glaciers erode, what shape is formed at the valley?U
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9. What effect does water have on rocks?
Water breaks, rounds, and polishes rocks
Water can move rocks from one location t the next
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10. What was formed from glacier erosion?
Great Lakes
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11. When water erodes away at valleys, what shape is formed at the valley?
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12. What was formed from water erosion of the Colorado River?
Grand Canyon
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13. Click One Time for Answer
When water that is carrying eroded materials slows down, what happens to the eroded materials it was carrying?
The eroded materials are dropped (deposited) when the water slows down because the water can’t hold the materials up any more.
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In which environment would wind erosion be the greatest? (1)Where there’s lots of rain? (2)Where grass-like crops are grown? (3)Grass-covered hills? (4)Where there’s little rain
#4- where there is little rain- because if the ground is dry, it will be easy for wind to pick it up and move it around
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15. What is the main agent of erosion that might occur in a desert?
wind
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16. How does gravity affect rocks?
It pulls rocks down hills or mountains
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17. What is the difference between weathering and erosion?
Weathering only breaks rocks and minerals down into smaller pieces.
Erosion moves these materials around from one place to another
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18. Name the 5 agents (or forces) of erosion in any order.
Water
Ice/glaciers
Human activity
Gravity
Wind
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