The kinetic energy of a diver jumping from a tall circus pole
A. increases as potential energy decreases.
B. is maximum at the bottom of the pole.
C. is equal to her potential energy when half way down.
D. all of the above
Answer: D
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Which of the following gives the name for the rate at which the temperature changes inside a rising (or descending) parcel of moist air?
A. latent heat release rate B. saturated adiabatic lapse rate C. dry adiabatic lapse rate D. environmental lapse rate
Increased volcanic activity may raise the temperature of the Earth enough to make the climate
warmer and more tropical. Indicate whether the statement is true or false.
Grassland soils usually have a shallow A horizon and a deep B horizon.
Answer the following statement true (T) or false (F)
A shield volcano has a great ________.
A. width compared to its height B. amount of pumice C. proportion of pyroclastic material, compared with lava flows D. height compared to its width