If you fall into a crevasse, what is the maximum depth you are likely to fall?
A) 50 meters B) 100 meters C) 25 meters D) 10 meters
A
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Tidal friction is gradually slowing Earth's rotation
Indicate whether the statement is true or false
The capacity to change the motion of, or to do work on, matter is the definition of
A) energy. B) plasma. C) thermodynamics. D) acceleration. E) system.
Why are the deposits of streams graded with the largest boulders or pebbles at the bottom?
a. ?The largest boulders are always at the bottom; they never move. b. ?The largest boulders eroded from the stream bank immediately roll to the bottom and stay there. c. ?Jostling of boulders, pebbles, and sand in turbulent water moves the boulders to the bottom. d. ?As the water slows after a flood, the largest boulders drop out first. e. ?Tributaries add additional sediment to the stream.
Middle latitude cyclones
A) are essentially two dimensional with little vertical structure. B) are essentially two dimensional with little latitudinal structure. C) are essentially two dimensional with little meridional structure. D) are three-dimensional entities.