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Investigate a single factor that will affect the speed of an object at the end of a runway.
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Energy Transfer Physics Coursework Planning In this experiment, I will investigate a single factor that will affect the speed of an object at the end of a runway. This single factor is going to be height of one end of the runway from the ground. Apparatus * A marble. I have chosen a marble, as it is not so heavy that it will fall so fast that I won't be able to take a reading, and it is perfectly round, and so will roll easily. * A polished wooden plank. This is good as it will be strong enough that it won't buckle under the weight of the marble, and will stay rigid. It is polished to reduce friction. * Two stands and grips. These will be used to hold up the plank. I chose these as I can easily adjust the height of the plank, and it will be stable. * Stopwatch. Although the method of personally...
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