Thom

If my mid-term is worth 15%, and my grade is 100% right now. If I get 0 on the exam, my grade would be 85% right?

If the ball hits Olaf and bounces off his chest horizontally at 8.10m/s in the opposite direction, what is his speed vf after the collision? Ans. mball*Vi1+molaf*Vi2=mball*Vf1+molaf*Vf2 Solve for Vf2 ( you have all the other variables given)

Mark do your homework or I'm going to come over and drink your lemonade.