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Tectonic plates consist of
a. continental crust.
b. both continental and oceanic crust.
c. oceanic crust.
d. mesosphere
B Both continent and oceanic crust
The deep interior of the Earth can be mapped using
A. seismic waves
B. information from drilling expeditions
C. sonar
D. ocean waves
A. siesmic waves
Wegner thought that all the continents were once all together in a supercontinent called
A. Pangaea
B. Laurasia
C. Eurasia
D. Gondwana
A. Pangaea
New oceanic lithospere forms as a result of
A. normal polarity
B. continental drift
C. reverse polarity
D. sea-floor spreading
D. sea-floor spreading
Evidence for sea-floor spreading has come from
A. fossils in South America and Africa
B. ancient climatic conditions
C. the breakup of Pangaea.
D. magnetic minerals on the ocean floor.
D. magnetic minerals on the ocean floor
A possible result of plates moving along a transform boundary is
A. convection
B. earthquakes
C. oceans
D. sea-floor spreading.
B. convection
What is the outer most layer of the earth
a. core
b. lithosphere
c. asthenoshere
d. mesosphere
b.lithoshere
What type of fault usually occurs because of tension?
A. folded
B. strike-slip
C. reverse
D. normal
D. normal
Author
Anonymous
ID
54806
Card Set
mn1014
Description
chapter 7 and 8
Updated
2010-12-10T17:38:24Z
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