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The speed of light is about 3.00 × 105 km/s. it takes approximately 1.28 seconds for light reflected from the
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When a pendulum is held high and taut and then is released, the pendulum begins to swing. what’s the correct order of the energy transformations in this example? (pe stands for potential energy.)
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The speed of light is about 3.00 × 105 km/s. it takes approximately 1.28 seconds for light reflected...
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