Explain the difference between density, concentration, and pattern
What will be an ideal response?
Answer: Density is the number of objects per unit area, concentration refers to how those objects are dispersed, and pattern refers to whether or not the objects form a regular geometric pattern or appear to be randomly placed.
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Centripetal acceleration creates a(n) ____________________ force
Fill in the blank(s) with correct word
Another term for explosive cyclogenesis used by meteorologists is?
a. ?volcano. b. ?breakaway. c. ?burst. d. ?flare. e. ?bomb.
Why was the irrigation of Soviet cotton farming operations a problem?
A) Irrigation water came from rivers feeding into one of the largest lakes on Earth and resulted in major contamination of that source. B) It was, for the most part, not a problem. C) It drained the Aral Sea and increased the salt content of soils. D) There was governmental opposition that limited water access, killing crops. E) It angered local resort communities, which did not want farming in the region.
Command-and-control regulation is a body of law that
A. fails to consider private costs of firms. B. specifies allowable quantities of pollution. C. details which pollution-control technologies must be used. D. can include both b and c.