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

Environmental & Atmospheric Sciences

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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

Environmental & Atmospheric Sciences

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.

Environmental & Atmospheric Sciences

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

Environmental & Atmospheric Sciences

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.

Environmental & Atmospheric Sciences