2 Answered Questions for the topic Photons


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
Photons Physics


What is the number of photons of light with wavelength 4000pm that proved 1J energy

Wave length 4000pm Energy 1 Joule 4000pm=4e-9

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.


Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.