Investigating reaction time - RP

• What is reaction time?

  The time it takes for the body to respond to a stimulus
• What is said to speed up reaction time?

  Caffeine
• What should be dropped and caught whilst being timed?

  A ruler
• Why should the ruler be dropped and caught multiple times?

  To get a mean reaction time before caffeine
• What should the person do after drinking a caffeinated drink?

  Wait 10 minutes and then drop and catch the ruler
• How else can reaction time be measured?

  On a computer
• Why is a computer more accurate?

  It removes the possibility of human error or the placebo effect