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Position graph

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Shown are graphs of the position function of two runners, A and B, who run a 100-m race and finish in a tie.
a) Describe and compare how the runners run the race.
b) At what time is the distance between the runners the greatest?
c) At what time do they have the same velocity?


Solution Preview

The handwritten solution file is a jpg file.

I have also typed most of it here as a backup! as my handwriting is a little rough.

Solution Q10(a)
Runner A is running at a constant speed.

Runner B starts off much slower ...

Solution Summary

This provides an example of interpreting a position graph.