What rivers in the Canadian Great Plains region flow northward into the Arctic Ocean by way of the Hudson Bay?
What will be an ideal response?
The Nelson River
The Saskatchewan River
The Red River of the North
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The philosophy of classical economics developed by Adam Smith ________
A) was adopted by the Aborigines in the Kakadu region of Australia B) argues that individuals acting in their own self-interest harm society C) assures equality between rich and poor D) advocates free-market policies that many credit for the tremendous gains in material prosperity of industrial nations E) proposes maintenance of economies through government restraint and regulation
Parasitism can be viewed as a special form of:
A. predation. B. mutualism. C. commensalism. D. resource partitioning. E. interspecific competition.
Even with the diffusion of modern telecommunications, many lawyers, financial analysts, and public officials in CBDs still exchange information with colleagues primarily through
A) face-to-face contact. B) high-cost influence peddling. C) interstate highway systems. D) the Internet. E) television and radio broadcasts.
In addition to limestone, evaporites like ____ and ____ can create underground cavities
a. ?smectite; salt b. ?smectite; gypsum c. ?permafrost; smectite d. ?gypsum; karst e. ?salt; gypsum