[问答题]
Two inclines have the same height but make different cc **cg-yk ;wbangles with the horizq .::uw ;mogvxontal. The same steel ball is rolled down each incline. On which incline will the speed of the ball at the bottom be greater?u;g:ow :.xvmq Explain.
Post time 2025-2-18 20:00:22
