Unit 29 | Student Practice Quizzes | Physical Geography: The Global Environment, Second Edition

Question 1:

When pieces of rock accumulate near their origin after weathering they form a ________.
a) talus cone
b) rock sea
c) scree slope
d) salt wedge
e) mineral slope

Question 2:

When minerals are moistened, expand, and are chemically altered, this process is known as ________.
a) hydrolysis
b) oxidation
c) carbonation
d) biological weathering
e) mechanical weathering

Question 3:

In carbonation, water is altered into a weak ________.
a) base
b) acid
c) solid
d) salt
e) volatile gas

Question 4:

A talus cone is formed from ________.
a) soil
b) dust particles
c) mud
d) ice crystals
e) rock fragments

Question 5:

Burrowing animals and worms mix soil in a process called ________.
a) biopredation
b) mechanical weathering
c) biologic turnover
d) bioturbation
e) chemical weathering

Question 6:

Which of the following is not a major type of weathering process?
a) Mechanical weathering
b) Chemical weathering
c) Biological weathering
d) Hydrologic weathering
e) All are types of weathering processes.

Question 7:

________ is a process that not only causes bricks and mortar to break into smaller particles, but also causes rocks to break into smaller pieces
a) Expansion
b) Differential expansion
c) Decay
d) Surface tension
e) Cooling

Question 8:

Physical weathering differs from chemical weathering because it causes the disintegration of rocks ________.
a) through decomposition
b) with chemical change
c) through expansion
d) without chemical change
e) through contraction

Question 9:

What percentage of the continental surface is composed of shale?
a) 75 per cent
b) 25 per cent
c) 10 per cent
d) 0 per cent
e) 52 per cent

Question 10:

Water temperature is very important to the rate in which chemical reactions take place because most reactions double with every ________ degrees C increase in temperature .
a) 50
b) 1
c) 10
d) 20
e) 5

Question 11:

When the minerals in rocks react to oxygen the chemical process is called oxidation. When the opposite occurs it is called ________.
a) 50
b) 1
c) 10
d) 20
e) 5

Question 12:

Which of the following terms is not used to describe the process of dilatation?
a) Spalling
b) Defoliation
c) Sheeting
d) Unloading
e) Exfoliation

Question 13:

Freezing water causes damage due the fact that its volume increases by about ________ per cent as it freezes.
a) 10
b) 9
c) 5
d) 2
e) 33

Question 14:

The definition of saprolite is ________.
a) the weathered material lying above unweathered, fresh rock
b) the unweathered material lying below weathered rock
c) any unweathered rock
d) any fossilized rock
e) amber produced from tree sap

Question 15:

What factor does not contribute to active weathering?
a) Heat
b) Rainfall
c) Humidity
d) Frost
e) Altitude

Question 16:

A scree slope is another name for a talus cone.
a) True
b) False

Question 17:

Frost action can shatter even the strongest igneous rocks.
a) True
b) False

Question 18:

Carbonation is a particularly vigorous process in arid regions.
a) True
b) False

Question 19:

Lower latitudes are associated with greater intensities of weathering.
a) True
b) False

Question 20:

Humans are not agents of biological weathering.
a) True
b) False

Question 21:

Spheroidal weathering involves the process of hydrolysis.
a) True
b) False

Higher Education

Physical Geography: The Global Environment, Second Edition - Unit 29