[问答题]
Two inclines have the sa-*+u*dg 3w8vbhwl zi dme height but make different angles wijdh ( yq62s:pzth the horizontal. The same steel ba6 q2j pszhy:(dll is rolled down each incline. On which incline will the speed of the ball at the bottom be greater? Explain.
Post time 2025-2-18 20:00:22
