[問題] 包到球的差別
剛剛在看網球重播的時候
跟同學討論到球有轉有沒有差別
後來講到排球
我一直無說服他有包到球的話下墜的會比較快 落點會比較近
他一直說距離這麼近 哪會有差別......
恩....我應該要怎麼用理論來說服他呢.....(同學本身不會打排球
還是學長灌輸我的觀念根本是錯的 @"@
順便問一下
有包到球的話 接球的人會感覺球質比較重嗎?
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