TES whiteboard activity that could be used as follow up to Rapunzel clip. A virtual version of the classic car on a ramp, friction vs. gravity, experiment. Choose either ramp angle or surface as the variable. Now run a series of tests, graphing the results.
This activity asks the pupils to identify the forces used to move an object. Several examples are given where the force (push, pull or twist) needs to be identified, eg to push a door open. The pupils are then asked to sort a collection of toys into those which are used by pulling or pushing.