Gneiss is a high-grade metamorphic rock that is streaked or has segregated bands of light and dark minerals
Indicate whether the statement is true or false
True
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Much of the recent increased interest in nuclear power is related to
A) the limited supply of coal to generate electricity. B) the limited supply of natural gas to generate electricity. C) fluctuating costs of oil and gasoline. D) concerns about global climate change.
How did the Red Sea, shown between Arabia and Africa in this figure, form?
A. subduction of Africa beneath Arabia B. subduction of Arabia beneath Africa C. continental rifting followed by seafloor spreading D. a continental collision E. transform faulting followed by a continental collision
Since 1979 hurricanes and tropical storms have been given both male and female names. How are these storms named if there are more than 21 named storms in a given year?
A. They just keep getting alternating male and female names. B. They are named after letters in the Greek Alphabet, starting with alpha. C. They are named by number, starting with 22. D. They are named after the ancient Roman gods. E. They are named after famous scientists.
What best explains why volcanic mudflows are so dangerous to humans?
A. they move down stream valleys where people tend to live B. the high temperature of the mud C. they are more fluid and move more rapidly than a normal flood D. they trigger other types of landslides E. all of the answers listed here