[问答题]
Two inclines have the same height but make different angles +k; 9 owtu/ yt)lrvt rgc)-h8zbq6 aj7with4x*zxswt, 6oi6;aq b v7 yo2iz the horizontal. The same steel ball is rolled down each incline. On which incline will the spe q yaiz;zowix,*s7x24vb 6 t6oed of the ball at the bottom be greater? Explain.
Post time 2025-2-18 20:00:22
