How do gasoline prices influence the energy efficiency of vehicles people purchase?
What will be an ideal response?
When prices are low, there is little incentive to purchase a fuel-efficient vehicle. As prices increase, fuel-efficient options account for a larger share of purchases.
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The climates of the United States and Canada include the __________________ climate.
-desert Type B -tropical Type A -seasonal continental Type D -moderate/humid Type C -all of these are found in the region
When analyzing temperature anomaly data from a set of climate proxies you notice a change in temperatures over a 23,000 year cycle. Which natural climate change cycle is most likely responsible for such a change?
A. Tilt angle B. Precession C. Eccentricity D. None - all affect it at same rate.
The asthenosphere is the second layer of the Earth characterized by ________
A) hard rocks that break B) soft rocks that flow easily C) magma D) layers of both hard and soft rocks
_________ organisms need no oxygen to survive. Fill in the blank(s) with the appropriate word(s)