Most basement rock formed during the Archean and Proterozoic eons
a. True
b. False
True
You might also like to view...
What is a georeferenced raster?
What will be an ideal response?
Which of the following are NOT differences between an eruption column and pyroclastic flow?
A. Tephra in an eruption column mostly cools before it reaches the ground. B. Pyroclastic flows form from a higher gas flux. C. A pyroclastic flow mostly flows downhill, whereas a column rises at first. D. Damage from an eruption column can be more widespread.
A mass of air usually becomes saturated when it reaches the
A) specific humidity point. B) solar noon. C) dew-point temperature. D) highest temperature of the day. E) lowest temperature of the day.
Reducing population growth rates in poor countries can be accomplished by ________
A) economic disasters B) valuing the birth of a son C) education of women D) illness in infants E) reproducing beyond replacement fertility