Contact and non-contact forces
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What is a force?

What is a force?

Comparison of a book on a table showing a normal contact force and a ball above Earth showing a gravitational interaction pair A force is a push or pull caused by an interaction between two objects. It is measured in newtons, symbol N, and is often written as FFF.

Contact and non-contact forces Lesson

  1. GCSE
  2. /Physics
  3. /Contact and non-contact forces