Every mechanical wave has its origin in an oscillating object. The particles in the medium themselves oscillate, in a similar...

Teaching Guidance 14-16

In different teaching schemes, class experiments with pendulums take several forms: experiments to demonstrate relationships...

Teaching Guidance 14-16

Once you have plotted the points of a graph, checked for any anomalies and decided that the best fit will be a straight line.

Teaching Guidance 14-16