[问答题]
Two inclines have the saoemmi;23saka56v j t3kcp q27me height but make differen38g 2ckmt a,yet angles with the horizontal. The same steel ball is rolled down each incline. On which me c ,8g3ay2tkincline will the speed of the ball at the bottom be greater? Explain.
Post time 2025-2-18 20:00:22
