The untouchables of India are also known as ________.
A. Sudras
B. Kshatriyas
C. Dalits
D. Vaishyas
E. Brahmins
Answer: C
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According to Buys-Ballot's law, in the northern hemisphere, lower pressure will be in which of the following directions from you when you stand with your back to the surface wind and then turn clockwise about 30°?
A. behind you B. to your right C. to your left D. in front of you
The environmental lapse rate typically decreases at night because
A) the surface absorbs more longwave radiation than the air aloft B) the surface absorbs less longwave radiation than the air aloft C) the surface cools more slowly than the air aloft D) the surface cools more rapidly than the air aloft
The amount of precipitation received at a given location is primarily controlled by:
A) the humidity of the air at that place. B) the solar energy budget. C) pressure and temperature patterns. D) overnight temperatures.
If light enters a transparent medium at a right angle (perpendicular), what change occurs to the light?
A) Only its direction is changed. B) Only its velocity is changed. C) Both its direction and velocity are altered. D) It is reflected rather than entering the medium.