10 IA ideas using a slinky
A slinky is one of those long springs that climb down stairs often use in wave demonstrations. The following examples use minimal apparatus and can be done at home. 1. Longitudinal waves (1) If you stretch the spring out on the table you can send a longitudinal wave along it by quickly pushing the end, the velocity of the wave changes as you stretch the spring. What is the relationship between the wave velocity and...