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Optional Practical: Ball on a slope

In this practical the acceleration of a ball rolling down a slope will be determined by measuring the time it takes to roll different distances.The metal rulers we have in the lab have a convenient groove in them so can be used as a track for a rolling ball.Make the ruler into a slope by lifting up one end about 5cm. You are going to measure the time for a ball to roll down the slope using a stop watch so it helps if...

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