Cooling of a surface overnight that chills the air layer directly above that surface may form
A) an advection fog. B) an evaporation fog.
C) a radiation fog. D) an upslope fog.
C
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A wave model of light is
A. consistent with interference. B. supported by diffraction. C. inconsistent with the photoelectric effect. D. all of the above
Which of the following describes the path of light into the eye in the correct order?
A) cornea ? lens ? pupil ? retina B) cornea ? pupil ? lens ? retina C) pupil ? retina ? iris ? cornea D) iris ? cornea ? pupil ? retina
Atmospheric scientists often measure gases in parts per million by weight (ppm). If CO2 is currently 0.04% of the atmosphere, the level expressed in parts per million is
A) 4 ppm. B) 4000 ppm. C) 400 ppm. D) 0.004 ppm.
The 1964 tsunami that killed 12 people at Crescent City, California, was caused by a major earthquake in ________.
A. Chile B. Japan C. Alaska D. Washington E. Hawaii