Instructions: Choose one answer from each pair or group of selections. Do the isotherms on a map of mean annual temperatures usually lie in a NORTH-SOUTH or an EAST-WEST orientation?
EAST-WEST
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Which aquifer would be most effective in purifying polluted groundwater: coarse gravel, sand, or cavernous limestone? Explain
What will be an ideal response?
Which of the following correctly describes the relationship between butane and 2-methylpropane?
A) They have the same molecular formula. B) They have the same chemical properties. C) They have the same physical properties. D) All of the above are true.
Sweden had to rescind its pledge to replace completely nuclear power with renewable energy because ________
A) they found a way to rapidly detoxify nuclear wastes B) the pollution from wind and hydroelectric generators had contaminated groundwater C) renewable energy was taking longer to develop than expected D) there was a strong public demand to return to fossil fuels E) the Copenhagen Conference of 2010 rescinded the Kyoto agreements
Which statement best describes the Bormann-Likens controlled experiment in forest valleys in New Hampshire that compared water flowing out of deforested areas to undisturbed areas?
a. The deforested area was greater in volume by 30 to 40% b. The deforested area was less in volume by 30 to 40% c. The deforested area had more soil nutrients dissolved in the water d. The deforested area was less in volume by 30 to 40% and had fewer soil nutrients dissolved in the water e. The deforested area was greater in volume by 30 to 40% and had more soil nutrients dissolved in the water