2 Answered Questions for the topic Photons

03/13/19

Do photons lose energy while travelling through space? Or why are planets closer to the sun warmer?
My train of thought was the following:The Earth orbiting the Sun is at times 5 million kilometers closer to it than others, but this is almost irrelevant to the seasons.Instead, the temperature... more
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Photons Physics

07/13/18

What is the number of photons of light with wavelength 4000pm that proved 1J energy
Wave length 4000pm Energy 1 Joule 4000pm=4e-9
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