The latent heat of melting is 80 calories for 1 gram of ice. If 1 gram of ice absorbs 60 calories what do I get?
A) 1 gram of ice
B) a mixture of ice and water at a temperature of 0°C
C) 1 gram of water at a temperature of -20°C
D) 1 gram of water at a temperature of 20°C
E) a mixture of ice and water at a temperature of 20°C
B
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Passive continental margins occur on both sides of the Atlantic Ocean.
a. true b. false
Simple pumping gets only about 30% of the oil in a reservoir rock out of the ground. To increase the pumping/recovery rate, what kind of secondary recovery technique can be used?
a. Force the steam into the ground nearby (the steam heats the oil in the ground, making it less viscous) b. Use new drill bits c. Hydrofracturing (or fracking) d. Use a more powerful pump e. Both a and c
What is the process by which water travels upward through small crevasses?
A. evaporation B. capillarity C. condensation D. sublimation E. liquidity
Which one in the following scales can measure the effect or consequence of an earthquake's ground shaking at a locality on the Earth's surface?
a. The Modified Mercalli Intensity Scale b. The Richter Magnitude Scale c. The Damage Scale d. None of the above