Which of the choices below is a diagnostic characteristic of a mineral?
a. Minerals lack a repetitive geometric structure.
b. Minerals may occur naturally or may be synthetically made.
c. Minerals only occur as solids.
d. Each mineral has a defining chemical composition with no possibility for variation or the substitution of elements.
e. Minerals are only made of organic material from living organisms.
c. Minerals only occur as solids.
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Which of the following statements describes the radiative behaviour of clouds?
A. They absorb visible radiation. B. They absorb infrared radiation. C. They absorb gamma radiation. D. They reflect ultraviolet radiation.
The smaller the difference in temperature between the wet bulb and dry bulb on a sling psychrometer, the ________ the air is and the ________
A) drier; further the air temperature is from dew point B) drier; closer the air temperature is to dew point C) wetter; further the air temperature is from dew point D) wetter; closer the air temperature is to dew point
The two-letter code mE on a weather map represents a(n) ____ air mass. (two words)
Fill in the blank(s) with correct word
A cyclone is ________.
A) another name for a hurricane B) another name for the low-pressure systems that take several days to travel across North America from west to east C) the term for circulation around any low-pressure center, no matter how large or intense it is D) another name for a tornado