The Law of Energy Conservation

Part II - Colliding Steel Balls Please watch this video of the following demonstration (I promise we will do this in class when I return to school because this is so cool! .... actually not cool at all but so hot!) Kinetic Energy Into Thermal Energy 4. Please describe what you are observing. 5. If they were colliding two hollow plastic balls (like in a ball pit), do you think they would be able to burn a hole in the paper? Part III - Weighted Tennis Ball Here is the video recorded by an Infrared (IR) camera of a tennis ball falling and colliding with the ground. Weighted Tennis Ball Impact (Thermal Camera) 6. Please describe what you are observing. 7. What is happening that would prevent the tennis ball from reaching the original height it was dropped from