Which of the following statements is false?
a. Market prices clearly reflect dwindling mineral supplies.
b. High prices would encourage recycling and reuse.
c. Low mineral prices are caused by failure to include the external costs of mining.
d. Low prices encourage waste and faster depletion.
e. Two of these choices are false.
A
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What is wrong with the following depiction of a chemical reaction? 
A. One box contains more atoms than the other. B. These boxes contain only molecules but no atoms. C. One box contains more molecules than the other. D. all of the above
In the Southern Hemisphere,
a. air rises steeply ahead of a warm front, and gradually ahead of a cold front. b. cold, warm and occluded fronts are associated with high pressure systems. c. precipitation associated with warm fronts tends to be brief and intense. d. precipitation associated with warm fronts tends to be gentle and prolonged
Which of the following is a rotating, low-pressure weather system with a warm core that generally forms over warm seawater between 5° and 20° latitude and then travels off to deliver its heat to higher latitudes?
A. typhoons B. southern Hemisphere cyclones C. hurricanes D. All of these choices are correct.
Many types of mining, such as for coal, produce a specific type of water pollution called ________
A) acid drainage B) chlorinated pesticides C) suspended limestone particles D) eutrophication E) sludge