If you took introductory physics, you learned about the “fundamental forces.” It goes something like this: All interactions ...

Dan Imaizumi, a physics teacher at Harriton High School in Lower ... it reduces their ability to push against the ground, weakening the force they exert. Remember, pushing against the ground is ...

A force is a push or a pull that acts on an object due ... Looking for extra resources to supercharge your physics lessons? In this series of short explainer films, Professor Brian Cox dives ...