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Desert weathering and slopes

Total questions: 22

Worksheet time: 11mins

Name
Class
Date
1.
Which is the most soluble of these crust types?
a)
Calcrete
b)
Silcrete
c)
Gypcrete
d)
Halite
e)
Nitrate
2.
Which is the least soluble of these crust types?
a)
Calcrete
b)
Silcrete
c)
Gypcrete
d)
Halite
e)
Nitrate
3.

Which of these crust types forms some of the stones of Stonehenge?

a)

Calcrete

b)

Silcrete

c)

Gypcrete

d)

Halite

e)

Nitrate

4.
Which type of weathering is overwhelmingly characteristic of deserts?
a)
Freeze-thaw
b)
Hydration
c)
Biological weathering
d)
Salt weathering
e)
Hydrolysis
5.
Which is the odd one out?
a)
Freeze-thaw weathering
b)
Congelifraction
c)
Cryoclastism
d)
Onion-skin weathering
6.

Which of these is a more technical name for onion-skin weathering?

a)

Exfoliation

b)

Shattering

c)

Pressure release

d)

Hydration

e)

Thermal fracture

7.
Which of these is NOT a way that desert crusts can form?
a)
in situ development
b)
per ascensum
c)
lateral movement
d)
lacustrine development
e)
varnish deposition
8.

What is this?

a)

Mesa

b)

Butte

c)

Pillar

d)

None of these

9.

What is this?

a)

Mesa

b)

Butte

c)

Pillar

d)

None of these

10.

What is this?

a)

Mesa

b)

Butte

c)

Pillar

d)

None of these

11.

What is this?

a)

Mesa

b)

Butte

c)

Pillar

d)

None of these

12.

What is this?

a)

Mesa

b)

Butte

c)

Pillar

d)

None of these

13.
What is the name for the shallow (1-7 degrees) slope often found at the foot of desert slope systems?
a)
Pediment
b)
Impediment
c)
Pedometer
d)
Pedestrian
e)
Pedosol
14.
A scree slope is an example of a:
a)
Free-face
b)
Talus slope
c)
Colluvial slope
d)
Debris avalanche
e)
Erosion-limited slope
15.
Hydration is an example of which kind of weathering?
a)
Mechanical
b)
Chemical
c)
Biological
d)
None of these
16.
Carbonation is an example of which kind of weathering?
a)
Mechanical
b)
Chemical
c)
Biological
d)
None of these
17.
Salt weathering is an example of which kind of weathering?
a)
Mechanical
b)
Chemical
c)
Biological
d)
None of these
18.
Hydrolysis is an example of which kind of weathering?
a)
Mechanical
b)
Chemical
c)
Biological
d)
None of these
19.

What kind of weathering is going on here?

a)

Carbonation

b)

Hydrolysis

c)

Oxidation

d)

Freeze-thaw

20.

What kind of weathering is going on here?

a)

Carbonation

b)

Hydrolysis

c)

Oxidation

d)

Freeze-thaw

21.

What kind of weathering is going on here?

a)

Carbonation

b)

Hydrolysis

c)

Oxidation

d)

Freeze-thaw

22.

What kind of weathering is going on here?

a)

Carbonation

b)

Hydrolysis

c)

Oxidation

d)

Freeze-thaw