summersnow69

i m doing a presentation on "SIMPLE HARMONIC MOTION and APPLICATION". BAsically , i have done some research on website and books, but the application are to difficult to understand and its not common in daily life. My audience would be a level students. I will include the spring and pendulum, but any other suggestion for me on the topic? and i would like to insert some interesting facts. I will appreciate much on your ideas and suggestions.