Work and Energy Practice

Next week you are doing a lab, so today you picked up the lab instructions: Energy of a Bouncing Ball.

We also went over how to solve an energy problem that includes work, then practiced on some problems. Whatever you didn't finish in class is homework:

Energy TIPERs #4 (email miss.volkening@gmail.com for a copy)
+ p. 161 #45, 47, 89

Here is the problem solved with numbers:

And again without numbers first: