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Q17: Answers – Paper 2 – June 2018
Q17: Answers – Paper 2 – June 2018
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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?
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
Question
17) A ball is thrown vertically upwards.
The graph shows the height of the ball above the ground after it is thrown.
The graph shows the height of the ball above the ground after it is thrown.
17 a) For how many seconds is the ball at a height of more than 2 metres?
[1 mark]
17 b) After how many seconds is the ball at instantaneous rest when it is in the air?
[1 mark]
17 c) Work out the average speed of the ball when it is moving downwards
[2 marks]