Since 1870, sea level is:
A) rising at a constant rate.
B) rising at an increasing rate.
C) decreasing at a constant rate.
D) decreasing at an increasing rate.
Answer: B
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This globe from the atmospheric moisture investigation shows specific humidity, with blue and green being highest. Which of the following parts of Africa has the lowest specific humidity?
A) The northern part
B) Along the equator
C) Along the entire east coast of the continent
D) Along the entire west coast of the continent
Cold and cloudy nights are warmer than cold and clear nights (other factors being equal) because ____
A) of strong radiation inversions B) clouds reflect sunlight C) of thermal belts D) clouds absorb outgoing infrared energy and radiate it back to the surface
At the polar front you would expect to find
A) midlatitude westerlies. B) polar easterlies. C) cold polar air. D) warm tropical/subtropical air. E) all of the above
The soils of the boreal forest acidic and leached of humus and clays, belonging to the ________ soil order
A) Spodosols B) Andisols C) Oxisols D) Entisols