Septic tank systems can contribute nitrate contamination to groundwater
Indicate whether the statement is true or false
TRUE
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As the average temperature of the Arctic tundra increases due to climate change, the permafrost line that defines the tundra will retreat northward. Which of the following will result from that change?
A. Reduction in migratory birds. B. Reduction in hours of sunshine. C. Increase in migratory birds. D. Increase in hours of sunshine.
A charged balloon shows that something can have a great amount of
A. potential energy and a low voltage. B. both voltage and potential energy. C. voltage and a small potential energy. D. none of the above
Members of the Sierra Club and Greenpeace are more likely to hold the preservationist view than the conservationist view
Indicate whether this statement is true or false.
In a pure sample of which of the following is there no hydrogen bonding?
A) CH3NH2 B) (CH3)2NH C) (CH3)3N D) None, pure samples of all these have hydrogen bonds.