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It is evident that when the distance between two objects is tripled, the gravita
It is evident that when the distance between two objects is tripled, the gravita
游客
2023-12-26
61
管理
问题
It is evident that when the distance between two objects is tripled, the gravitational attraction becomes nine times
weak
.
选项
A、stronger
B、weaker
C、bigger
D、slimmer
答案
B
解析
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