Distinguish between laminar and turbulent flow
What will be an ideal response?
Laminar flow occurs in slow-moving streams; the water moves in roughly straight-line paths parallel to the channel. Turbulent flow occurs in fast-moving streams; the water moves in erratic, swirling motions.
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Each number on this figure refers to a location depicting groundwater in a subsurface material that is consistent in character across the entire figure. Of these locations, which would likely have the slowest groundwater flow?
A) 1 and 2
B) 2 and 3
C) 3 and 4
D) 4 and 5
E) 1 and 5
The water table is ________.
a.) an underground mass of partly saturated rock b.) a boundary between unsaturated bedrock below and saturated bedrock above c.) a boundary between saturated rock below and unsaturated rock above d.) a boundary between unsaturated bedrock and an underground river
You just purchased a new cell phone. Why is it a bad idea to throw the old one in the trash?
A) It contains radioactive elements. B) It contains heavy metals. C) It contains PCBs. D) It contains plastic. E) It is compostable.
The current pattern of religious affiliation in the US remains quite complex, and one can find observers of nearly every major religion, and many minor ones, in virtually every area of the country.
a. true b. false