轉信站: GIBBS!ccnews.ncku!news2!Spring!ctu-peer!ctu-reader!news.nctu!ptt Origin: sally.csie.ntu.edu.tw Suppose the gravitation force law varied as r^-3 instead of r^-2 .Which of Kepler's laws would still be valid? -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.122.232.37 推 mantour:2nd law , angular momentum should still be conserved 12/13 23:54