Physics, 21.04.2021 02:10 frankierice020
The surface of the paper is phosphorescent. When light shines on it, some of the energy is absorbed and re-emitted slowly over time. The blue LED causes the surface to glow, but the green LED does not. Would a red LED to cause the surface to glow? Select the best answer from the choices provided. View Available Hint(s) Select the best answer from the choices provided. No Yes
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The surface of the paper is phosphorescent. When light shines on it, some of the energy is absorbed...
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