Which of the following DOES NOT contribute to a reduction in the intensity of solar radiation reaching the earth's surface?
A) solar angle
B) atmospheric path length
C) clouds
Question 2
During clear sky conditions, the sky is normally blue in the middle of the day, and some combination of red, yellow and orange at sunrise and sunset. This suggests that
A) the sun is close to perihelion.
B) atmospheric path length is related to sky color.
C) the date is close to one of the solstices.
D) the date is close to one of the equinoxes.
Adaptive radiation in stickleback fish.
Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th
Different Classifications of Solar System Objects
Enhanced Fujita Intensity Scale
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Solar System