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- 1. Multiple Choice
The dropping of sediments in a new place is called_______.
Deposition
Departing
Weathering
Erosion
- 2. Multiple Choice
Barrier islands are formed by...
Leaching
Abrasion
Erosion
Deposition
- 3. Multiple Choice
The surfaces of old concrete statues are often covered with small holes or pits. Which of these MOST LIKELY causes these holes or pits?
The concrete is chipped away by sand particles blown by strong winds.
The concrete becomes pitted as water freezes in small cracks in the statue.
The concrete is chemically weathered by acid rain.
Long exposure to sunlight causes the pits to form.
- 4. Multiple Choice
What human activities can increase the rate of weathering?
Strip mining and agriculture
Paving over large portions of land
Increasing the amount of acid rain
All of the other answers
- 5. Multiple Choice
Which activities can help prevent soil erosion?
Building cities and highways
Growing crops and burning fossil fuels
Crop rotation, terracing, and contour plowing
Strip mining and deforestation
- 6. Multiple Choice
Why is the Georgia soil red or reddish in color?
it is a poorly drained soil
It has a high content of organic material
it is has more sand, silt & clay
it has a high mineral content of iron
- 7. Multiple Choice
Glaciers (Giant mass of ice) also cause weathering and erosion. What type of land formation do glaciers form?
U-shaped rivers, canyons and valleys
X-shaped rivers, canyons and valleys
Tall mountains
Winding rivers
- 8. Multiple Choice
Which diagram represents mechanical weathering?
F
G
H
J
- 9. Multiple Choice
The formation of soil is primarily the result of which two processes?
weathering and biological activity
precipitation and wind erosion
stream deposition and runoff
stream erosion and mass movement
- 10. Multiple Choice
Which of the following is the most important agent of chemical weathering to form this cave?
Water - It can carry acid and dissolve rock
Erosion - Moves the rocks from one place to another
Wind - It displaces rocks
Exfoliation - New cracks give chemical reactions the chance to operate
- 11. Multiple Choice
Soil formation begins with the weathering of...
Soil
Silt
Rock
Litter
- 12. Multiple Choice
This is an image of sand that has been moved over time. Which agent of erosion most likely moved this sand?
Wind
Water
Animals
Gravity
- 13. Multiple Choice
A student hiking in a rock area on a mountain notices that wide, deep cracks have formed in some of the large rocks. Some of the cracks are so large that the rocks have broken apart. Which process most likely caused these rocks to crack and creak?
Water freezing and thawing
Erosion by wind
Erosion by fast-moving
Sediments being deposited.
- 14. Multiple Choice
During the early 1930’s, the “Dust Bowl” destroyed many farms. What was the main cause?
Too many trees were planted which caused too much weathering and erosion
Pollution from the too many factories
Wild animals ate all the trees and vegetables
Bad farming practices and a long drought
- 15. Multiple Choice
The best way to describe bedrock is...
solid rock.
permeable.
composed of weathered parent rock.
composed mainly of decayed organic matter.
- 16. Multiple Choice
When Joe saw the Rocky Mountains for the first time, he exclaimed, "These mountains are much younger than ours back East!" Which feature supports his conclusion that the Rockies were relatively young mountains?
Weathering has not yet hardened the rock
They have sharp peaks
They have rounded tops
Their sedimentary layers are still exposed
- 17. Multiple Choice
The decayed organic material in soil is called ...
humus
sediment
soil
abrasion
- 18. Multiple Choice
A type of landform shown is at the mouth of the Mississippi River. What is the landform called?
A Delta
A Loess
U-Shaped Valley
Sand Dunes
- 19. Multiple Choice
Soil is a mixture of...
weathered rock, organic matter, air, water
weathered rock and dirt
dirt and water
organic matter, water
- 20. Multiple Choice
Gravity is another force that contributes to erosion and weathering, especially when combined with slope. Which of these would be an example of gravity causing weathering and erosion?
Ice formed between the cracks of a rock
Rocks and boulders sliding down mountainside resulting in a rock slide
The creation of a sand dune at the beach
A slow, gently moving stream
- 21. Multiple Choice
Which agent of weathering and erosion is most likely responsible for shaping the Grand Canyon?
Ice
Wind
Water
Gravity
- 22. Multiple Choice
It is the rainy season! Rivers are more muddy-looking during storms. All BUT ONE statement helps to explain this occurrence.
Fast-moving water can pick up, suspend, and move larger particles more easily than slow-moving waters
Sediment builds up at on the river bottom and the river looks muddy
During a storm, a river is carrying a lot more sediment than during a low-flow period
There is more water in the rivers that is moving swiftly
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