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Back to AQA CS Trilogy P2 Specimen (set 1) Home

Paper 2 H - SAMPLE SET 1 Q1

1) Four students tested their reaction times using a computer program.
When a green light appeared on the screen the students had to press a key.
Table 1 shows their results. 
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1.1) What is meant by ‘reaction time’ in this experiment? [1 mark]

1.2) Boy 2 had an anomalous result in Test 2. Suggest a reason why. [1 mark]

1.3) Give one conclusion that can be made from the results in Table 1. [1 mark]

1.4)  ​Suggest further evidence that you could collect to support your conclusion. [1 mark]

Reaction time is important at the start of a race.
Table 2 shows the time taken by a boy to run different distances. 
Picture
1.5) Reaction time is more important in a 100 m race than in an 800 m race.
Explain why. [2 marks]

Two girls, A and B, ran an 800 m race.
Figure 1 shows how the distance changed with time. 
Picture
1.6) Compare the motion of runners A and B.
Include data from Figure 11. [6 marks]

1.7) Use Figure 1 to determine Girl B’s speed at 60 s.
Show how you use the graph to obtain your answer. [3 marks]
​
Speed = __________ m/s
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​​​​​​(Total for Question 1 = 15 marks)
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