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How many x-ray photons are

How is it a substance can emit photons of visible light after absorbing ultra violet photons but not with infraredradiation The
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2. asked by Sue
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At what light intensity (approximately) do sun and shade plants have similar rates of photosynthesis? (SC.912.N.1.1)* 1 point
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2. At what light intensity (approximately) do sun and shade plants have similar rates of photosynthesis? (SC.912.N.1.1)* 1 point
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2. At what light intensity (approximately) do sun and shade plants have similar rates of photosynthesis? (SC.912.N.1.1)* 1 point
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At what light intensity (approximately) do sun and shade plants have similar rates of photosynthesis? (SC.912.N.1.1)* 1 point
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Arrange the steps in order to describe how photons and carbon dioxide (CO2) contribute to the warming of Earth.A:CO2 in the
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d) In the up-convertor 1, two photons are converted into one photon with 100% conversion efficiency. If all photons with energy
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2. asked by Johnny
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A particle called neutral pi meson (or pion) decays into two photons and nothing else. If the pion is initially at rest (rest
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2. asked by wally
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A particle called neutral pi meson (or pion) decays into two photons and nothing else. If the pion (whose rest mass is 135Mev)
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2. asked by Deforest
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If you used only photons that were dropping from the n = 6 shell to the n = 1, how many of these photons would be required to
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2. asked by Jessica
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