How does streambed mining affect a stream?
a. ?It increases erosion in the downstream channel.
b. ?It carries greater sediment load downstream.
c. ?It slows stream water velocity.
d. ?It increases groundwater supplies away from the stream.
e. ?It steepens the channel gradient downstream.
ANSWER: a
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All of the following are arguments against globalization, EXCEPT
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What will be an ideal response?
The chief ingredient of most solar cells is ____.
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