What does circulation of metallic elements in the outer core produce on the Earth?
A. Global warming
B. Ice Age episodes
C. The magnetic field
D. Greenhouse effect
Answer: C
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Brittle deformation would be favored over plastic deformation in which of the following conditions?
a.) warmer temperatures b.) shallow depths c.) high confining pressures d.) cooler temperatures
When halite dissolves in water the
A. chlorine and sodium atoms bond together. B. chlorine atom loses all of its electrons to the water molecules. C. chlorine and sodium atoms become separated by water molecules. D. chlorine and sodium atoms are surrounded by water molecules but stay together.
Low pressure at the surface also requires low pressure aloft for air to continue to flow toward the low
Indicate whether the statement is true or false
Which of the following is NOT true about shale gas and shale oil?
A. Oil and gas remain largely trapped in unconnected pores in the host rocks, until liberated by drilling. B. Shale basins can cover huge areas of the U.S. C. Shale oil and shale gas mostly accumulate in anticlines and similar types of traps. D. They are mostly hosted by shale.