The west coast of South America is known for its seasonal upwelling. What kind of sediment is likely to be abundant based on this information?
A) Terrigenous
B) Hydrogenous
C) Biogenous
D) Cosmogenous
C
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Which of the following statements best describes the role of neutrons in the nucleus?
A. The neutrons stabilize the nucleus by balancing charge. B. The neutrons stabilize the nucleus by attracting other nucleons. C. The neutrons stabilize the nucleus by forming bonds with other neutrons. D. The neutrons stabilize the nucleus by adding mass. E. The neutrons stabilize the nucleus by attracting protons.
Projected climate changes, such as warmer temperatures, in Southwest Asia and North Africa will likely decrease the amount of runoff in the region, further stressing stream and rivers and reducing hydroelectricity potential and diminishing water
available for the region's increasingly urban population. Indicate whether the statement is true or false
If human-caused CO2 emissions were completely halted today, how long would it take for significant temperature drop to occur in the upper atmosphere?
a. ten to twenty years b. twenty to fifty years c. fifty to one hundred years d. one hundred to one hundred fifty years e. at least one thousand years
Sunspots appear dark because they are cooler than the surrounding solar surface
Indicate whether the statement is true or false