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Physics, 06.11.2020 20:50 caromaybelline71

IF YOU HELD TWO PENNIES IN YOUR HAND, ONE DATED 1979 AND ONE DATED 1984, WHICH WOULD BE HEAVIER?

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IF YOU HELD TWO PENNIES IN YOUR HAND, ONE DATED 1979 AND ONE DATED 1984, WHICH WOULD BE HEAVIER?...
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