Acceleration close accelerationThe rate of change in speed (or velocity) is measured in metres per second squared. Acceleration = change of velocity ÷ time taken. is the rate of change of ...

The gradient of a distance-time graph represents speed. When displaying a journey, the vertical axis will often represent the distance from a particular place rather than the distance travelled.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...