

Check out this Phet Sim to help you with energy storage modes
http://phet.colorado.edu/en/simulation/energy-skate-park
And the useful relationships we found are:
Eg = mgh
Ek = 1/2mv^2
Eel = 1/2kx^2
W = Fd
Power = E/t
Your PHINAL DEMONSTRATION OF LEARNING (Assignment) is a set of review homework problems in the online homework - there you'll have a chance to practice everything :-) Remember to check CANVAS for submission details.
