During the Ice Ages, much of Nevada, Utah, and eastern California was covered by
A. deserts
B. huge lakes
C. the sea
D. ice
Answer: B
You might also like to view...
Why is the pH of ocean water more acidic in deep water?
A) More organic material is present. B) More carbon dioxide is present. C) More oxygen is present. D) Temperature is lower.
A loss-of-coolant accident is very dangerous because
A) without the surrounding water as a moderator, the fission reaction would turn into a fusion reaction. B) without the surrounding water as a moderator, the fission reaction would increase in rate. C) the fuel core could overheat from radioactive decay and lead to a meltdown. D) the leaking coolant would quickly spread highly radioactive material over a large region.
Dune migration threatens human structures and may adversely affect human health
Indicate whether the statement is true or false
Basal failure surfaces for landslides typically are either curved in a concave-upward sense or nearly planar.
Answer the following statement true (T) or false (F)