What allocates resources?
A) The economic system of supply and demand
B) The amount of easily accessible resources
C) The impact of mining operations on an ecosystem
D) None of these choices
A
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On a sunny day in winter, why does it appear to be much brighter outside on a day when there is a snowpack on the ground as opposed to a sunny winter day with no snowpack?
What will be an ideal response?
The Canadian city with a pre-1800 historic heart is
A. Montreal B. Toronto C. Ottawa D. Quebec
An igneous rock that contains vesicles ____________
a) is also extrusive b) is also fine grained c) contains many small holes d) all of the above e) none of the above
In the Northern Hemisphere cold currents tend to flow from the ________. In the Southern Hemisphere warm currents tend to flow from the ________:
A. south; north B. south; south C. north; south D. north; north