collide problem

254040224@qq.com

I create a game to test collide,wish the ball collide the wall can rebound.But the ball will slow down after the collision,I can't fix it.
Did any guys can tell me why and the solution,thanks!

Socks

Turn 'Friction' down to 0 (for both the ball and the wall).

254040224@qq.com

thanks,it did help.> @Socks said:

Turn 'Friction' down to 0 (for both the ball and the wall).