Aim to observe conduction along a metal rod

Equipment A metal rod tripod  bunsen burner petroleum jelly 5 10 drawing pins  a stopwatch

Method

1. Set up and light a bunsen burner
2.smear a small amount of petroleum jelly on the head of each drawing pin
3.attach the drawing pins at even intervals along the length of the metal rod
4.clamp one end of the metal rod to a tripod
5. Position the tripod so the unclamped end of the metal rod is in the bunsen burner flame and start the stopwatch
6.record the time it takes for each pin to drop in the table below