... amount of matter an object is made up of. In contrast to the mass of an object, the weight of an object regards how much it is being pulled down to the centre of the earth through gravity. Weight is a force and is measured in Newtons (N). Diagram of apparatus: The experiment that was carried out occurs when a slider is pulled through two light gates via a weighted pulley upon a soft bed of air to minimalise friction powered by a vacuum connected to the air track. When the rider breaks the beam produced from Light gate 1, a recording is began by a computer linked up to both light gates. Once the rider cuts through the second light gate, then the timer on the computer steps automatically as the light gates can relay a signal to the computer. A computer is used rather than the naked eye because the ...

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