Required Practical: Reaction Time (OCR GCSE Biology A (Gateway Science Suite)): Quizzes
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Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the aim of this reaction time practical?
What is the aim of this reaction time practical?
To measure & investigate factors affecting reaction time
What length of ruler is required for this practical?
What length of ruler is required for this practical?
30 cm
Where should the 0 cm mark be positioned when starting the test?
Where should the 0 cm mark be positioned when starting the test?
In line with top of thumb & forefinger
How should the tester release the ruler?
How should the tester release the ruler?
Without warning
What unit is used to record the measurement where the ruler was caught?
What unit is used to record the measurement where the ruler was caught?
Centimetres
After repeating the test, what should be calculated from the results?
After repeating the test, what should be calculated from the results?
The average distance
Which distraction task is suggested to test reaction time changes?
Which distraction task is suggested to test reaction time changes?
Counting backward
What happens to reaction time with practice according to the note?
What happens to reaction time with practice according to the note?
It improves with practice
What is the dependent variable in this practical?
What is the dependent variable in this practical?
The reaction time
Which two factors should be controlled during this experiment?
Which two factors should be controlled during this experiment?
Same ruler & consistent height
Which real-life situation is mentioned where quick reactions are necessary?
Which real-life situation is mentioned where quick reactions are necessary?
Driving
What improvement is suggested for more precise reaction time measurement?
What improvement is suggested for more precise reaction time measurement?
A digital timer