【tobe9】...(takegonmoontobe1.63m/ssquareandgonearthtobe9.81m/ssquare)...

发布时间:2021-03-29 09:18:08

the weight of a 12kg body on the moon will be( ) (take g on moon to be 1.63m/s square and g on earth to be 9.81m/s square) 英语

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【答案】 1·99kg
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