Our physics expert picks his top-five equations, plus a scheme to supply US power needs with a bucket of baseballs. Thanks, ...

Students could then progress to changing the subject of the equation. The video could ... sense-check mathematical answers in physics, using a speed calculation as an example.

The most commonly used unit in Physics is metres per second (m/s). Based on what you have learned about the speed equation in the video, have a go at this question. Calculate the speed of a runner ...

Physics Formulas for CBSE Class 10 Students ... for the light of a given colour and for the given pair of media. If c is the speed of light in air and v is the speed of light in the medium ...

Mark Cartwright, head of commercial vehicle incident prevention at National Highways, looks at speeding and an employer’s ...