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Cambridge AS & A Level Physics

1.4Scalars and vectors

Scalars and vectors in Cambridge AS & A Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 1.4.1Distinguish scalars from vectors, with examples from the syllabus.
  2. 1.4.2Add and subtract coplanar vectors.
  3. 1.4.3Resolve a vector into two perpendicular components.

Lessons

  • Scalars and vectors: adding and resolving

    40 min

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Sample question

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

Scalars and vectors: sample question

1 mark

Two forces of 7 N7\ \text{N} and 4 N4\ \text{N} act at a point; the angle between them can be anything. Which value could not be the magnitude of their resultant?

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