EPE to KE transfer
http://www.thephysicsaviary.com/Physics/Programs/Labs/EnergyTransformationLab/index.html
Effect of type of track, friction
http://www.physicsclassroom.com/Physics-Interactives/Work-and-Energy/Roller-Coaster-Model
Bouncing ball – guided lab
http://www.thephysicsaviary.com/Physics/Programs/Labs/EnergyLossGuidedLab/index.html
Change densities, see FBD of moving object
Conservation of energy
Getting a linear graph for height vs velocity
https://app.pivotinteractives.com/activities/58bf7e502152100011d75a89/preview
Put block in a liquid, see change in weight
Conservation of energy – trampoline
Getting a graph for stretching a spring vs velocity
https://app.pivotinteractives.com/activities/59de7ec54790f3001e6edb2e/preview