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Forces, resultants and Newton's laws

Forces, resultants and Newton's laws

A force is a vector, so both size and direction matter. The resultant force is the single force that has the same effect as all the forces acting together, and force is measured in newtons with 1 N=1 kg m s−21 \, \text{N} = 1 \, \text{kg m s}^{-2}1N=1kg m s−2.

Newton's laws and free-body diagrams Lesson

  1. AS Level
  2. /Physics
  3. /Newton's laws and free-body diagrams

Step-by-step lessons covering Edexcel AS Level Physics Newton's laws and free-body diagrams for AS Level Physics. Each lesson works through exam-style questions.

Lessons