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The Test on Shaping Earth's Surface consists of 18 questions. Correct answers will be provided after your answers have been submitted.

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1

Which of the following must occur before the others can take place?
A)weathering
B)erosion
C)transportation
D)exfoliation
2

The red soils of Georgia, Oklahoma, and other places are one result of
A)frost wedging.
B)exfoliation.
C)chemical weathering.
D)erosion.
3

A cold, dry climate would probably result in mostly
A)chemical weathering.
B)mechanical weathering.
C)exfoliation.
D)erosion.
4

The roots of a tree grow into cracks and wedge the rocks apart as they grow. This is an example of
A)chemical weathering.
B)hydration.
C)mechanical weathering.
D)exfoliation.
5

A cavern in a limestone formation was probably produced by
A)oxidation.
B)hydration.
C)carbonation.
D)frost wedging.
6

An abundance of humus with balanced amounts of sand, silt, and clay would be found in
A)subsoil.
B)topsoil.
C)bedrock.
D)middle soil.
7

In general, deeper and richer soils should be found in which type of climate?
A)dry and warm
B)wet and cold
C)wet and warm
D)dry and cold
8

Which of the following is most effective in modifying the earth's surface?
A)running water
B)landslides
C)wind
D)glaciers
9

Rapids and waterfalls are characteristic features of a stream valley in a stage of
A)youth.
B)maturity.
C)old age.
D)rejuvenation
10

Flooding is more common in a stream valley that is in a state of
A)maturity.
B)old age.
C)youth.
D)rejuvenation.
11

You should expect more old age features where a stream
A)flows into the ocean; at its mouth.
B)is created; at its source.
C)halfway between its mouth and source.
D)none of the above.
12

Today, glaciers cover about what percent of Alaska?
A)nearly 33%
B)about 25%
C)more than 10%
D)less than 3%
13

A ridge-like glacial deposit is the
A)moraine.
B)cirque.
C)delta.
D)sand dune.
14

A U-shaped mountain valley was most likely formed by a (an)
A)stream in its youth stage.
B)glacier.
C)moving sand dune.
D)earthquake.
15

A mountain stream with gray to blue-gray water from suspended silt is most likely a result of
A)mass wasting.
B)glacial erosion.
C)wind erosion.
D)sheet erosion.
16

The landscape is most likely to have sharp angular outlines in which type of climate?
A)wet, cool
B)wet, warm
C)dry, cool
D)alternating cool and warm
17

Which of the following is more highly acidic?
A)grapefruit
B)acid rain
C)pure, unpolluted rain
D)oranges
18

Increased CO2 would probably increase which type of landscape feature?
A)caves in limestone
B)sand dunes in the desert
C)moraines in the mountains
D)deltas along the coast







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