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7 marksScientific Method

CSEC Physics · January 2015 · Paper 2 · Question 1(b)

On the graph paper provided on page 3, plot a graph of Period Squared (T²) on the vertical axis versus length (l) on the horizontal axis. Start each axis at zero.

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Other parts of this question

  1. 1(a)Complete Table 1 to determine values for plotting a graph.[6 marks]
  2. 1(c)Calculate the gradient of this graph.[4 marks]
  3. 1(d)The acceleration due to gravity, g, is related to T² and l by the equation g = 4π² × (1 / (T²/l)) [π = 3.14]. Use the gradient of the graph to calculate the…[4 marks]
  4. 1(e)Draw a clearly labelled diagram of a simple pendulum as it was used in this investigation.[4 marks]

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