Unit 32 | Higher Education | Oxford University Press Canada

Instructions: For each question, click on the radio button beside your answer. When you have completed the entire quiz, click the Submit my answers button at the bottom of the page to receive your results.

Question 2:

Seafloor spreading causes the formation of:
a) new crust
b) magma
c) the asthenosphere
d) convection cells
e) subterranean caves

Question 3:

The Pacific Ring of Fire is a zone of:
a) burning lithospheric crust
b) no plate boundaries
c) volcanic activity
d) lateral plate contact
e) little plate contact

Question 4:

Which of the following is not one of the eight major lithospheric plates?
a) North American Plate
b) Indian Plate
c) Pacific Plate
d) Caribbean Plate
e) African Plate

Question 5:

Plate divergence results in:
a) no change in the landscape
b) island arcs
c) volcanoes
d) mountain building
e) rift valleys

Question 6:

The San Andreas Fault is a(n):
a) oceanic-continental plate boundary
b) lateral plate boundary
c) oceanic-oceanic plate boundary
d) dubduction zone
e) geologically dormant zone

Question 7:

The North American and Pacific Plates meet at the San Andreas Fault.
a) True
b) False

Question 8:

In subduction, the heavier continental plate overrides the lighter oceanic plate.
a) True
b) False

Question 9:

Lauasia and Pangaea were components of Gondwana.
a) True
b) False

Question 10:

Many of Earth's landscapes are created by seafloor (crustal) spreading.
a) True
b) False

Question 11:

The midoceanic ridge is linear and unbroken.
a) True
b) False

Question 12:

Oceanic-oceanic plate collision creates massive contortions in landscapes.
a) True
b) False

Question 13:

Temperatures of oceanic crust are highest near:
a) midoceanic ridges
b) continental margins
c) tropical latitudes
d) continental shelves
e) the Southern Hemisphere

Question 14:

An 'exotic' rock mass among a region of consistent rocks is known as a(n):
a) ridge
b) mineral
c) suspect terrane
d) artificial terrane
e) conglomerate

Question 15:

The condition of equilibrium between landmasses and the asthenosphere is:
a) continental drift
b) isostasy
c) uplift
d) crustal spreading
e) rebound

Question 16:

When erosion first begins and the sialic root is deep, isostatic adjustment occurs:
a) very slowly
b) in sporadic bursts with gaps of inactivity in between
c) not at all
d) only if the landmass is a volcano
e) almost continuously

Question 17:

Isostatic rebound after the rapid retreat of glaciers occurs:
a) very rapidly
b) in abrupt phases
c) slowly
d) not at all
e) too quickly for equilibrum to exist

Question 18:

In a comparison of sial and sima, which substance would 'float'?
a) sial
b) sima
c) neither would float
d) both would float
e) sial would float only in Arctic latitudes

Question 19:

Crust of ocean floors drops in temperature as it reaches continental margins.
a) True
b) False

Question 20:

Wrangellia, in North America, is an example of a suspect terrane.
a) True
b) False

Question 21:

Isostasy is a condition of disequilibrium.
a) True
b) False

Question 22:

As erosion occurs, isostatic uplift compensates for it.
a) True
b) False

Question 23:

The weight of water behind a dam can stimulate isostatic uplift.
a) True
b) False

Question 24:

Earth's crust is permanent, unchanging, and solid.
a) True
b) False

Higher Education

Physical Geography: The Global Environment, Canadian Edition - Unit 24