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Dynamics and the Laws of Interaction · Term 1

Newton's Third Law: Action-Reaction Pairs

Students identify action-reaction force pairs and apply Newton's Third Law to explain interactions between objects.

Key Questions

  1. Explain how Newton's Third Law applies to the propulsion of a rocket.
  2. Differentiate between action-reaction pairs and balanced forces acting on a single object.
  3. Critique common misconceptions about why action-reaction forces do not cancel out.

Ontario Curriculum Expectations

HS-PS2-1
Grade: Grade 11
Subject: Physics
Unit: Dynamics and the Laws of Interaction
Period: Term 1

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