RevTree
#65

4.5.6.9 Distance

Paper 2 · Higher combined

Spec reference: 4.5.6 (subtopic).

What you need to know

  • distance moved. It
  • can be calculated using the equation:
  • work done = force × distance
  • W = F s
  • One joule of work is done when a force of one
  • newton causes a displacement of one metre.
  • 1 joule = 1 newton metre
  • A man’s car has broken down and he is

Self-assessment (checklist)

  • I can describe the two distances that make up the
  • I can describe how the speed of the vehicle affects the
  • I can estimate how the distance for a vehicle to make
  • I can interpret graphs relating to stopping distance for

Key steps (method)

  • Identify what the question is testing and use the correct equation/definition.
  • Show substitutions and units clearly.

Common mistakes

  • Unit conversions, rearranging errors, or quoting a law without applying it.