The terminal velocity of an object depends primarily upon:
A) its composition.
B) its shape.
C) its size.
D) the temperature.
Answer: C
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The melting of Arctic ice has ____
A) ?forced ships to pass through the Panama canal B) ?made it possible for ships to take different trade routes C) ?raised sea levels resulting in closure of major ports D) ?had no effect on the shipping industry
Conglomerate differs from breccia in that:
a. the particles in conglomerate are mainly quartz b. the particles in conglomerate are mainly calcite c. the particles in conglomerate are rounded d. the particles in conglomerate are angular
Modern computer forecasting models have increasingly smaller grid spacing. This presents which of the following problems?
a. ?Mesoscale weather features can be predicted. b. ?Small-scale weather features can be resolved by the models. c. ?Many more computations are needed. d. ?The vast amount of information makes it difficult to make a prediction. e. ?It takes too long to make a prediction.
As warm, humid air is drawn into a supercell tornado, it ____ as it rises
a. becomes a rear-flank downdraft b. becomes a front-flank downdraft c. spins counterclockwise d. spins clockwise e. spins erratically