Don't forget atmosphere.
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送交者: steven 于 2012-04-18, 00:41:20:
回答: 相当于地球的100千克若途中水份没蒸发的话 由 cornbug 于 2012-04-17, 23:03:35:
There is no air on the surface of the moon, hence there is no air left. Two objects will weight differently if their densities are not the same.
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