Paper 2 practicals

• Describe how to test Reaction time

  Sit down with upright posture

  Place dominant hand across table

  Person 2 holds a ruler vertically

  The 0cm mark should be between person 1s thumb and first finger

  ruler is dropped at a random time

  record measurement on the caught ruler that is level with he top of person 1s thumb

  higher the number the slower the reaction time

  test is repeated several time and a mean is calculated