Unit 24 | Student Practice Quizzes | Physical Geography: The Global Environment, Second Edition

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) subduction zone
e) geologically dormant zone

Question 7:

The density of oceanic crust is higher than ________.
a) mid-oceanic ridges
b) continental crust
c) tropical latitudes
d) continental shelves
e) the Southern Hemisphere

Question 8:

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 9:

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

Question 10:

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 11:

In a comparison of sial and sima, which substance would ‘float’ (is less dense)?
a) Sial
b) Sima
c) Neither would float.
d) Both would float.
e) Sial would float only in Arctic latitudes.

Question 12:

The geographical term of plate spreading along the mid-ocean is called ________.
a) magma wells
b) rifts
c) rift valleys
d) seafloor spreading
e) crustal spreading

Question 13:

Tectonic plates move at a velocity ranging from ________.
a) 1–2 cm/year
b) 1–12 cm/year
c) 2–20 cm/year
d) 1–10 cm/year
e) 2–10 cm/year

Question 14:

The Aleutian and Japanese archipelagos are examples of ________.
a) island arcs
b) transform faults
c) rift valleys
d) exotic terranes
e) isostacies

Question 15:

Plains and plateaus are affected by ________ in phases?
a) isostasy
b) subduction
c) conduction
d) accretion
e) crustal spreading

Question 16:

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

Question 17:

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

Question 18:

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

Question 19:

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

Question 20:

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

Question 21:

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

Higher Education

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