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ZIMSEC A-Level Physics

2.2Dynamics

Dynamics in ZIMSEC A-Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic94 practice questions4 lessons

Overview

Form 5.

Learning objectives

What the syllabus expects you to be able to do.

  1. 2.2.1Understand and apply: mass, weight and Newton's laws of motion.
  2. 2.2.2Understand and apply: linear momentum and force as rate of change of momentum.
  3. 2.2.3Understand and apply: conservation of momentum and collisions.
  4. 2.2.4Understand and apply: friction, drag and terminal velocity.

Lessons

  • Conservation of momentum, collisions and explosions

    45 min

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  • Friction, drag and terminal velocity

    35 min

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  • Linear momentum and force as rate of change of momentum

    40 min

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  • Mass, weight and Newton's laws of motion

    45 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Dynamics: sample question

1 mark

A 2.8 kg2.8\ \text{kg} trolley moving at 3.0 m s−13.0\ \text{m s}^{-1} collides with a stationary 1.2 kg1.2\ \text{kg} trolley and they move off together. What is their common velocity?

Choose one answer

Turn Dynamics into a strength.

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