Reaction Time
This practical lesson covers:
- The factors which affect human reaction time.
Investigating factors that affect human reaction time.
Aim:
To plan and investigate the effect of a factor on human reaction time.
Background information:
Reaction time measures how quickly an individual responds to a stimulus, indicating the efficiency of their nervous and muscular systems. In this practical, you will measure reaction time by catching a dropped ruler. You will then vary factors such as alertness or environmental conditions to observe their effect on reaction time.
Equipment:
- Metre ruler
Which of the following is not a factor affecting human reaction time?
fatigue
gender
age
reaction distance
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Which part of the body is responsible for processing information and determining the response?
lungs
brain
liver
heart
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Which of the following is a measure of reaction time?
time taken to respond to a stimulus
body temperature
blood pressure
heart rate
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