The seven "laws of migration" are attributed to ________.
A. Newton
B. Reilly
C. Ravenstein
D. Malinowski
E. Ullman
Answer: C
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Which of the following is NOT mined in Australia?
A) gold B) diamonds C) bauxite D) lead E) copper
Water vapor
A) does not absorb shortwave radiation. B) does not absorb longwave radiation. C) both absorbs and emits longwave radiation. D) emits longwave radiation, but does not absorb it. E) does not contribute to the greenhouse effect.
Both graphite and diamond are made entirely of carbon, yet they have very different physical characteristics because ________.
A. graphite is created in a cool setting and diamond is a hot setting B. of the type of bonding between the carbon atoms C. they are made of different carbon isotopes D. diamond's carbon atoms are larger than graphite's
How does the burning of fossil fuels affect the environment?
A) Greenhouse gases are released that raise global temperatures. B) Sulfur dioxide is produced, which contributes to acid rain. C) Particulates are released into the atmosphere, which collect on ice caps and glaciers to absorb more heat. D) Increased carbon dioxide in the atmosphere leads to ocean acidification. E) All of the above.