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Factors which affect stopping distance Introduction We are investigating the factors that affect the stopping distance of a wooden trolley. We have decided to change the mass of the trolley in this experiment. We will measure the distance that the vehicle takes to stop from when it hits the brake. Equipment Ramp Wooden trolley 4 1kg weights Piece of A4 paper folded to make a brake Light gate Data logger Meter stick Method We set up a ramp so that we could let the trolley roll down onto the brake and we didn't have to push it, which would be unreliable. We also substituted real cars with small wooden trolleys so that it is possible to do our experiment in the laboratory. We placed our brake one meter from the starting point of our trolley. We connected the light gate to the data logger and set it up to measure the speed of the trolley just before it hit the...

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