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Unit 4 Review
Test Description: Factors impacting Earth's Systems
Instructions: Answer all questions to get your test result.
1) What will most animals respond if a catastrophic event changes their ecosystem?
A
hibernate
B
they would not do anything
C
migrate to a new area
D
adapt to a new way of life
2) How do fertilizers affect the environment?
A
causes more weeds to grow
B
evaporates causing acid rain
C
washes away into local streams, changing the quality of the water
D
causes too many producers
3) Which the following are sources of surface water?
A
water table
B
streams, lakes, and rivers
C
streams and underground wells
D
aquifers and rivers
4) Which describes a river's energy as it reaches the ocean?
A
the river slows down and dumps the heaviest sediment first
B
the river speeds up and collects sediment
C
the kinetic energy increases as it dumps sediment
D
the river stays the same speed and creates a waterfall
5) As a hurricane reaches landfall, which of the following is true?
A
deposition creates mountains
B
the beach erodes quickly
C
new rivers are created
D
the beach gets larger from sediment
6) Which is an example of mechanical weathering?
A
oxygen and water changing metal
B
oxidation
C
carbonic acid
D
abrasion
7) Which of the following describes the process of water freezing inside rocks and breaking them apart?
A
abrasion
B
chemical weathering
C
oxidation
D
ice wedging
8) How does running water change a river's direction or path?
A
the banks are weathered by the wind
B
ice wedging changes the river's bank
C
the moving water erodes the bank of the river while new sediment is deposited
D
a flood changes the path of the water
9) How can deforestation affect the amount of erosion in a location?
A
The amount of erosion decreases because more sunlight gets to the soil
B
no change occurs
C
cutting down the trees increases the amount of erosion
D
cuttin down the trees decreases the amount of erosion
10) Which of the following forms canyons?
A
rain
B
rivers
C
wind
D
lakes
*select an answer for all questions
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