Charles Darwin suggested that a driving force of evolution was ____
a. reproduction
b. small genetic variation
c. isolation
d. large population size
e. mutations
c
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A break or gap in the geologic record resulting from erosion or nondeposition or both is a(n) ____
a. inclusion b. cast c. formation d. extinction e. unconformity
Hybrid automobile sales in the United States increased during the early 2000s primarily because of the success of Toyota's
A) line of fuel-efficient SUVs. B) Tundra. C) Prius. D) Prion. E) Honda Civic.
In a translational slide, the descending mass ________.
A. is moving and circulating within the flowing mass, behaving as a viscous fluid B. moves as a perfectly rigid block on top of a liquid layer C. slides as a generally intact block down a curved failure surface D. moves along a plane approximately parallel to the slope of the surface E. simply moves from one location to another, without specifying the mode of motion
You can get out of a rip current easily by swimming ________ to the beach instead of struggling against the current.
A. perpendicular B. on your back C. parallel D. diagonally E. There is no easy way out of a rip current.