Which of the following is true about levees?
A. A levee can trap water on the floodplain after the flood has subsided.
B. To be called a levee, a feature needs to be at least partly constructed by humans.
C. They are a reliable way to protect an area from flooding.
D. None of these choices are correct.
Answer: A
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Which site will most likely experience rapid erosion?
A) 1, cliffs composed of hard rocks
B) 2, sediments in a delta
C) 3, the seafloor deep beneath the waves
D) 4, the coastline of a bay
E) 5, the coastline in a branching embayment
The vertical height reached by convective currents in the atmosphere is called:
A) the mixing depth. B) a temperature inversion. C) the convective inversion. D) vertical transport potential.
Geologists measure earthquakes on the moment magnitude scale. This scale measures
A. the depth of the earthquake focus. B. the energy released by an earthquake. C. the Richter magnitude of an earthquake. D. the amount that the ground shakes during an earthquake.
"Red sky at morning" could mean impending bad weather
A) because there are clouds in the west. B) especially in the tropics. C) but not in the middle latitudes. D) only in summer. E) all of the above