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Light and Color in the Atmosphere

True or False Quiz

Choose the best answer.



1

The presence of a mirage, halo, or other optical feature can offer you clues about difficult-to-measure atmospheric conditions.
A)True
B)False
2

Light rays and beams reaching a given locale at great distances from the source are essentially parallel.
A)True
B)False
3

Green light has the shortest wavelength of visible light.
A)True
B)False
4

Crepuscular rays are most easily visible when solar beams pass through the atmosphere by the shortest route.
A)True
B)False
5

The curving of light in the atmosphere is a actually a common event.
A)True
B)False
6

Rayleigh scattering is responsible for the sky's blue color as well as the momentary green flash often observed at sunrise and sunset.
A)True
B)False
7

Mirages are not figments of the imagination. Superior mirage image formation is most likely when very cold surface air lies below much warmer aloft.
A)True
B)False
8

In measuring angles between objects in the sky, it is useful to remember that the width of a hand span at arm's length produces an approximate 22° angle.
A)True
B)False
9

The arrangement of colors in a primary rainbow is due to the position of the raindrops in the sky as light rays exit the drops.
A)True
B)False
10

Rayleigh scattering is most effective for light of longer wavelengths.
A)True
B)False
11

Most light waves entering the atmosphere are plane polarized.
A)True
B)False