The distinction between a joint and a fault is
A) the separation distance.
B) the distance that rock moves on each side of the line.
C) joints do not involve breaking rock and faults do.
D) joints are filled in with precipitated mineral crystals and faults are not.
Answer: B
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Which of the following is a common setting for a spring?
A) A limestone aquifer that intersects the surface B) A permeable upper layer with a water table deep below the surface C) A nonpermeable upper layer with a water table deep below the surface D) An unconfined aquifer with a water table deep below the surface
A sinkhole is most likely to form ____
a. after a hurricane? b. ?during a thunderstorm c. ?any time during the rainy season d. ?after an earthquake e. ?at the end of a dry season
Climates where evaporation exceeds precipitation are called ________ climates
A) humid tropical B) highland C) humid middle-latitude D) dry E) polar
Based upon what we are learning about the lionfish diet, what is most likely going to happen to Caribbean coral reefs invaded by lion fish?
a. Lionfish diets are specific to just a few species of clams. These clams may go extinct in the coral reefs where lionfish have invaded. b. There will be fewer algae eating fish. More algae will grow over and damage corals. c. The alga populations growing on and near the reef will be greatly reduced, increasing the growth of corals. d. As lionfish stir up the bottom sediments searching for food, the water will be increasingly cloudy. Cloudy water will hurt the growth of algae and corals growing in the reef.