The water table is found at the top of the
A) contact between an aquifer and an underlying, impermeable rock.
B) zone of aeration.
C) zone of saturation.
D) permeability zone.
Answer: C
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Copper wire #1 has a length L and a radius b. Copper wire #2 has a length 2L and a radius 2b. Which statement about the resistance across the ends of the wires is true?
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At time B, is the expansion of the universe accelerating, coasting, or decelerating?
What will be an ideal response?
A 2000 N car travels 50 m along a level road, powered by a drive force of 1000 N. The work done by the drive force is
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