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Physical Environment > Photon |
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This site tells the story of the history of the universe. Click Earlier and Later to follow the story. Note: Many facts have been simplified to make them easier to understand. |
| A photon is a particle of radiation. We normally think of radiation as a wave of electric and magnetic fields. But when the fields have very high energy it makes more sense to think of them as particles. | ||
| Like this web site? Buy the book! |
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Physical Environment > Photon |
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Basic Information |
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