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13] Length Contractions A meter stick moving with respectto an observer appears only 500 mm long to her, what is its relative speed!
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Which best describes the weak nuclear force? it maintains attraction between the m ecules in liquids. it attracts the nucleus of one atom to the nucleus of another atom. it pulls all matter in the universe together it keeps particles that make up protons and neutrons together
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13] Length Contractions A meter stick moving with respectto an observer appears only 500 mm long to...
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