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PHYSICS COURSEWORK Trolley and ramp investigation Introduction AIM: the aim of this experiment is to find out whether raising the height of a ramp which a trolley travels down is proportional to the speed at which it travels down the ramp. A trolley is pushed to the top of a ramp, the summit being 10cm (primarily) from the ground, and then is released. It rolls all the way down the ramp, of 2 metres, before it is stopped by somebody's hand. I thought it would be interesting to record the time taken for the trolley to reach the bottom, and then calculate its average speed. I let the trolley fall down the ramp two more times after that, just to make their results more accurate. I also wanted to investigate if the height of the summit made any difference to the average speed, so I raised the ramp to 10cm and pushed the trolley...

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