The upper mantle is the region known as the
A) asthenosphere.
B) lithosphere.
C) mohorovicic.
D) centrosphere.
Answer: A
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Consider a monkey wrench released at rest at the far edge of the solar system. Suppose that it drops to Earth by virtue of only Earth gravity. It will strike Earth's surface with a speed of about
A) 10 m/s. B) 8 km/s. C) 11.2 km/s. D) the speed of light.
A fluid can be:
a. a liquid but not a solid or a gas. b. a solid but not a liquid or a gas. c. a gas but not a liquid or a solid. d. a gas or a liquid but not a solid. e. a liquid or a solid but not a gas.
What would happen if you broke the glass at the top of the column in this barometer?
a. Nothing, except that the mercury would be exposed to the outside air. b. The mercury would drop so that the level inside the tube would be equal to that outside the tube. c. The height of the column would decrease, but it would still be higher than the level in the surrounding dish. d. The mercury level inside the tube would be much lower than the surrounding mercury liquid because of surface tension. e. The mercury level inside the tube would be much higher than the surrounding mercury liquid because of surface tension.
Tomatoes have a higher specific heat capacity than dough. This means that when you bite into a hot pizza
A) the dough feels hotter than the tomato sauce. B) the tomato sauce feels hotter than the dough. C) since sauce and dough are at the same temperature, neither feels hotter.