Why were glacially deposited strata important in the development of the continental drift hypothesis? What will be an ideal response?
The glacial deposits indicated that all of the southern continents were once closer to the south pole and
were contiguous.
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An adaptive trait is
a. any heritable trait. b. any heritable trait that improves organisms' chances for survival c. any heritable trait that improves organisms' chances for survival and reproduction d. any heritable trait that improves organisms' chances for survival and reproduction at higher rates than other individuals in a population e. any inheritable trait that improves organisms' chance for survival and reproduction at lower rates than other individuals in a population
Hydropolitics is an important issue in North Africa/Southwest Asia because pollution has made so much of the water unacceptable for consumption
Indicate whether the statement is true or false
Lightning flows ____
a. only in areas of heavy rainfall b. from the top of a thundercloud to the ground, passing through the lower cloud c. from the cloud and the ground to a midpoint at low altitude d. only in the area directly below the thundercloud e. from the cloud to the ground in short, zig-zagging steps
Which of the following Acts prohibited dumping of waste materials into rivers without permits?
A) 1980 CERCLA Act B) 1970 Resource Recovery Act C) 2006 REACH Act D) 1965 Solid Waste Disposal Act E) 1899 Rivers and Harbors Act