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​Q17: Answers – Paper 2 – June 2018

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Content:

• Interpreting Graphs
• Distance Time Graphs

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Mark Scheme

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Working
A ball is thrown vertically upwards.
​The graph shows the height of the ball above the ground after it is thrown. ​

​a) For how many seconds is the ball at a height of more than 2 metres?

​b) After how many seconds is the ball at instantaneous rest when it is in the air?

​c) Work out the average speed of the ball when it is moving downwards ​

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Question

Click here for a printable version of this question. 
​17)
​A ball is thrown vertically upwards.
​The graph shows the height of the ball above the ground after it is thrown. 

a) For how many seconds is the ball at a height of more than 2 metres?

[1 mark]

b) After how many seconds is the ball at instantaneous rest when it is in the air?

[1 mark]

c) Work out the average speed of the ball when it is moving downwards 

[2 marks]

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