Required Practical: Reaction Time (AQA GCSE Biology): 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 required practical?
What is the aim of this required practical?
To measure and investigate reaction time
What length ruler should be used in this practical?
What length ruler should be used in this practical?
30 cm
Where should the 0 cm mark be positioned at the start?
Where should the 0 cm mark be positioned at the start?
In line with the top of thumb & finger
How should the tester release the ruler?
How should the tester release the ruler?
Without warning
Where should the subject catch the ruler?
Where should the subject catch the ruler?
Between thumb and forefinger
What should be calculated after repeating the test several times?
What should be calculated after repeating the test several times?
Average distance
How is the distance converted for data analysis?
How is the distance converted for data analysis?
Into reaction time
Which mental task is suggested to test distraction effects?
Which mental task is suggested to test distraction effects?
Counting backward
What might improve with practice according to the investigation?
What might improve with practice according to the investigation?
Reaction time
What is the dependent variable in this practical?
What is the dependent variable in this practical?
Reaction time
Which control variable ensures consistency in the test?
Which control variable ensures consistency in the test?
Height at which ruler is held
What improvement is suggested for more precise measurement?
What improvement is suggested for more precise measurement?
Digital timer