A : The weight of an object at a particular place is proportional to its mass.
B : Both the mass and the weight of an object very slightly at different place on the earth
以上既statements,,,邊個係岩..邊個係錯..
俾埋原因..點解個個岩,,點解另外個個錯~
萬分感激!!!!
收錄日期: 2021-04-24 10:48:46
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080408000051KK01263