Region where the medium is crowded and dense in a Congressional waves?
Compression
Crest, and the least dense the Trough
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refracted False
It is called a "high pressure region". Air that is cool, is dense. Air that has less moisture is more dense than air with more moisture.
The cooler air will be more dense because the air molecules will not be as greatly heated beneath a cloud.
Compression
Crest, and the least dense the Trough
refracted
refracted
It slows and bends.
Refracted
refracted
c
Velocity (speed and direction) Wavelength (frequency)
Dense means parts of something crowded together;close;thick; containing much matter a small place
Medium A is the more optically dense medium. As when the light enters B its speed increases taking it toward the normal.
thinly populated, not dense or crowded eg the desert population is sparse