Big Ideas: More info...
Demonstration: Collision between long pendulums.
Demonstration: Multiflash photographs of momentum interchanges with pucks.
Things that are already moving require a force acting on them for a certain duration. You can't change the momentum without...
So far momentum looks like just one measure of motion amongst many (velocity, energy in the kinetic store)–useful for some...
Our first collection of videos gives teachers and coaches of physics a preview of the training we offer ahead of this term's live support sessions.