[问答题]
Two inclines have the same height but jgxmno5d 32 g4-x3,q3p n fwnqmake different angleu ww0nejh 5:2ks with the horizontal. The same steel ball is rolled down each incline. ke:0j 5unwwh2 On which incline will the speed of the ball at the bottom be greater? Explain.
Post time 2025-2-18 20:00:22
