[问答题]
Two inclines have th8+g6sy-zj 777u coo/*aojy0 sheyrvje b 06vb4njmj4 nsame height but make different angles with the horizontal.nbn60m4jv4b j The same steel ball 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
