What is a photon?
A. A package of a specific amount of energy
B. A single light wave
C....
Answers: 1
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Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.
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A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?
Answers: 3
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