Your Bicycle Questions Answered!

October 23, 2014 sarah Uncategorized

The bicycle is the most efficient way of transportation ever invented. It transforms your energy into movement. But how does it work? Bicycles are simple and elegant machines that help people get from place to place. It is a lot easier to understand than a motorbike or a car. All the parts of a bicycle […]

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rear wheel, smaller sprocket, the bicycle,