Please can someone explain to me how to get the answer to this problem:(adsbygoogle = window.adsbygoogle || []).push({});

A sled is initially given a shove up a frictionless 27.0° incline. It reaches a maximum vertical height 1.20 m higher than where it started. What was its initial speed?

Thank you.

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Selection friction problem

**Physics Forums | Science Articles, Homework Help, Discussion**