MrBadmusSpring First Half

Year 7 · Spring First Half

Physics

3 lessons from 1 unit.

Unit P4 · lessons 4 to 6 of 9

Forces

A force is never something one object has. It takes two, it is measured in newtons, and what an object actually responds to is whatever is left over when you have added them all up.

  1. 04What forces do to motionModelForces and motion seem to go together. So what does a force actually do to something that is moving?Open this lesson
  2. 05FrictionProcessPush a heavy crate across a floor and something resists you. What is it, and what decides how big it is?Open this lesson
  3. 06Air and water resistanceSystemGravity pulls a skydiver down the whole way. So what decides how fast they fall?Open this lesson

Back to all three sciences this half term The whole KS3 Physics course