In general, which is denser: humid air or dry air?
A) Air density is not affected by humidity.
B) Humid air
C) Dry air
D) Air density peaks at 50 percent relative humidity and decreases both above and below 50 percent relative humidity.
C
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Fungi reproduce by releasing ____________________ into the air.
Fill in the blank(s) with the appropriate word(s).
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and _____. a. slag b. discontinuities c. splatter d. overlap
A full-wave rectifier uses ________ diode(s) and its output frequency is ________ the input frequency
A) two, equal to B) two, twice C) one, twice D) one, equal to
A ____ uses either the electric motor, or the gas engine, or both to propel the vehicle.
A. series HEV B. parallel HEV C. series ICE D. parallel ICE