Group 1
What can happen when cows overgraze an?
A. The soil becomes more fertile
B. Soil erosion increases due to loss of vegetation
C. Chemical weathering accelerates
Soil erosion increases due to loss of vegetation
What is the term for the process where sediments are dropped or laid down in a new location?
A. Weathering
B. Erosion
C. Deposition
D. Abrasion
Deposition
Which of the following is NOT considered an agent of erosion?
A. Wind
B. Water
C. Sunlight
D. Glaciers
Sunlight
When rocks are broken down by freezing and thawing of water in cracks, what type of weathering is occurring?
A. Chemical weathering
B. Mechanical weathering
C. Biological weathering
D. Thermal weathering
Mechanical weathering
What landform is created when a river deposits sediment as it enters a larger body of water?
A. Canyon
B. Delta
C. Valley
D. Mountain
Delta
Which of these is an example of chemical weathering?
A. Tree roots growing into rock cracks
B. Wind blowing sand against rock surfaces
C. Acid rain dissolving limestone
D. Rocks breaking apart due to freezing water
Acid rain dissolving limestone
How does planting trees and vegetation help prevent soil erosion?
A. By increasing the temperature of the soil
B. By creating more rainwater runoff
C. By holding soil in place with their roots
D. By changing the color of the soil
By holding soil in place with their roots
Which human activity can increase the rate of erosion?
A. Planting trees on hillsides
B. Building terraces on farmland
C. Clearing forests for agriculture
D. Creating wetland preserves
Clearing forests for agriculture
What typically happens to the size of sediment particles as they are transported farther from their source?
A. They become larger
B. They become smaller
C. They remain the same size
D. They combine to form larger particles
They become smaller
Which feature is formed when waves erode a headland and create a hole through it?
A. Sea stack
B. Sea arch
C. Sea cave
D. Sea cliff
Sea arch
What is the primary factor that determines where sediments are deposited in a stream or river?
A. Temperature of the water
B. Color of the sediments
C. Velocity of the water
D. Depth of the water
Velocity of the water
Which of these is NOT a type of mechanical weathering?
A. Frost wedging
B. Root wedging
C. Oxidation
D. Abrasion
Oxidation
What happens to a sea arch over long periods of continued weathering and erosion?
A. It becomes a sea cave
B. It becomes a sea stack
C. It becomes a beach
D. It becomes a cliff
It becomes a sea stack
Which of these environments would most likely have the slowest rate of erosion?
A. A steep mountain slope
B. A sandy beach with strong waves
C. A flat, vegetated plain
D. A riverbank during flood season
A flat, vegetated plain
What role does gravity play in the processes of weathering, erosion, and deposition?
A. It causes chemical reactions in rocks
B. It moves weathered materials downhill
C. It prevents deposition from occurring
D. It creates new rock formations
It moves weathered materials downhill