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Three cards with holes are arranged in a straight line. a light is shined through the first cardβs hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Chemistry, 22.06.2019 19:00
Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions
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What is an example of Chemical energy to thermal energy to electrical current?β...
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