What trait do all solar system models share?
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all planets have epicycles.
the moon orbits earth.
the stars rotate around the sun
the planets have a circular orbit around the sun.
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The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared