Recent content by Fist of Justice

For #3, I think it's this ½mvo² = ½mv1²+mgh vo = √(v1²+2gh) = 20 m/s Am I right?

No this is exercise for my exam, but I don't have the solutions to these questions. I've been trying to figure out these questions forever.

Hi, I am new to Physics. I'm having trouble solving these word problems. For the third question I need to find the time first and then the initial velocity? 1. A young girl gives her toboggan a push of 4.0 m/s up a hill. It slides up the hill slowing down at an acceleration of 8.0 m/s2...