Water at 20°C that slightly increases in temperature
A. contracts.
B. expands.
C. remains the same.
D. none of the above
Answer: B
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If you heat a jar with water in it, the amount of water vapor that will go into the air in order to reach saturation will ________
A) increase in amount B) decrease in amount C) raise the temperature of the water D) lower the temperature of the water E) Everything will stay the same.
What is meant by the term "false carrying capacity"? What will be an ideal response?
The side of Earth facing the moon will experience a high tide, while the opposite side of Earth will have a ____
A) low tide B) time of no tidal action C) high tide also D) tide that cannot be predicted
Which of the following statements is true about a swinging pendulum?
A) Its kinetic energy is greatest when it is vertical (at the midpoint of its swing). B) Its potential energy is greatest when it is vertical (at the midpoint of its swing). C) Its kinetic energy does not change as it swings. D) Its potential energy does not change as it swings.