The two types of the Earth’s crust are known as lithosphere and oceanic. Indicate whether the statement is true or false
F
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Refraction occurs because waves speed up as they reach the shallower water near the beach
Indicate whether the statement is true or false
The east coasts of mid-latitude continents are generally
A. generally wet because of the shift in the ITCZ produces unstable conditions. B. moderately dry due to the sinking motion of stable subtropical high pressure cell. C. moderately wet, as cold and warm air meet frequently, producing frontal precipitation. D. dry because of the rain shadow effect on the lee of mountains plus cold, dense air, produces a sinking motion.
The Hadley cell is characterized by
A. high pressure, sinking air over the equator, low pressure, rising air at 30°N and 30°S. B. high pressure, rising air over the equator, low pressure, sinking air at 30°N and 30°S. C. low pressure, sinking air over the equator, high pressure, rising air at 30°N and 30°S. D. low pressure, rising air over the equator, high pressure, sinking air at 30°N and 30°S.
A friend argues that if mass were really conserved he would never need to refill his gas tank. What explanation do you offer your friend?
A. The Law of Conservation of Mass does not apply to reactions involving combustion or explosion of matter. B. The atoms (mass) of gasoline are converted into exhaust fumes. C. The atoms (mass) of gasoline are converted into energy by the engine according to E=mc2. D. The oil companies make gasoline in a way that it gets used up so that we are always required to replenish it.