The run-of-river approach to hydropower describes ________
A) the purchase of state-run dams by major corporations
B) dams that are reliable but unsustainable
C) the most expensive type of dams to build and maintain
D) diversion of a portion of a river's flow through pipes
E) impounding water in reservoirs behind concrete dams
D
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Extreme high temperatures are higher in: a. oceanic areas
b. None of these choices are correct. c. dry climates. d. humid climates.
Most of what is today Indonesia was a colony of the:
A) French B) Dutch C) British D) Spanish E) Portuguese
A pair of identical blocks are joined by a length of string on a friction-free table. When one block is pushed off the edge of the table, the taut string drags the other block horizontally across the table surface with an acceleration of
A. between zero and g. B. zero. C. g/2. D. greater than g. E. g.
Under what conditions can glaciers exist in the equatorial latitudes? What will be an ideal response?