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What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 ร 1015 hz? planckโs constant is 6.63 ร 10โ34
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30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
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Physics, 22.06.2019 08:30
Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?
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What is the measurement of how fast an object moves relative to a reference point?
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Two air craft P and Q are flying at the same speed 300m/s. The direction along which P is flying is...
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