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    that the “Beijing television proudly [shows]…an image of a pile of crumpled bicycles” instead of “citizens trying to stop tanks by shoving bicycles at them, flatbed tricycles turned into ambulances for slaughtered children.” (Strebeigh) Therefore, the author uses the bicycles to represent the lost freedom of China’s citizens, and he also shows that the government uses that scene purposely to show crushed freedom. Bicycles should represent simplicity and freedom to go anywhere, but China does not allow

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    The Physics of Bicycles

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    The Physics of Bicycles 1 Spokes Even the earliest bicycles used spokes of one sort or another. In fact, even in ancient times many chariots and animal-drawn carts used spokes. A spoked wheel can be made as strong as a solid one and have only a fraction of the weight.While early spoked wheels were almost always made out of wood, the bicycle wheels and spokes of today are made out steel or aluminum or occasionally more exotic materials such as carbon composite or ceramics

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    studies show that mountain bikers cause more wear to trails than other users.”(Culture change) Many people claim that mountain biking tears up the trail with their tires, but studies have proven that horse hooves do more damage to the trail then bicycles, and hikers do slim to none damage in the trail also. On sharp turns mountain bikers do the most damage, because on a sharp turn they are gradually making the turn wider and wider which is the only effect it will have. "failed to perceive that they

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    Physics of Cycling

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    which are the most import parts, will be talked about. Torque is what makes the wheels on the bike go round. Great research has been but into the sport in order to figure out how to increase the torque applied by the rider to the rear wheel, wile decreasing the torque required to make the wheel turn. Torque is produced the rider using a device called a crank. The torque in the series of parts that drive the bicycle forward (called the drive train) is dependant on the size of the chain ring (the

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    The invention of the bicycle: Was it the greatest invention ever? "There has not been a more civilizing invention in the memory of the present generator than the invention of the bicycle open to all classes, enjoyed by both sexes and ages"- Lord Balour (Leek&Leek9.) he bicycle invented in 1816 was to become one of the greatest inventions still used today. A small town blacksmith in Germany had an idea for an invention the people though was crazy. That idea ended up being something used daily today

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    Bicycle History

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    The bicycle, a two wheeled object that has gone through many renditions, has evolved into different kinds of new creations along the course of its history. Leonardo Da Vinci, created the blueprints and with the help of his students, tested and created the primitive form of a bicycle. Baron Karl Von Drais to Ignaz Schwinn help contribute to create a more modern version of transportation. During the 1400s many creators tried to look for an easier way of transportation. One of these people were Leonardo

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    Bicycle sales have been flourishing in America and other European countries in recent years, with some justification being high gas prices and the unequivocal pollution that contributes toward global warming. Booming bike sales attracts more bikers to the road and for long hours, during night in enjoyable weather. Cycling at night can be extremely dangerous. It’s not a good idea to ride a bike at night, especially when it’s too dark. It’s safe to always travel on a well-lit road. But when riding

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    Physics of a Mountain Bike

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    Bike This paper will discuss some of the physics involved in bicycles. Specifically, mountain bikes with suspension. A bicycle is a very energy efficient vehicle. Its wheels allow its rider to make full use of inertia and gravitational potential energy. The basic design of a bicycle has been around for over 100 years and compared to other things, has changed very little. Some of the topics that will be covered are: frames, wheels, suspension forks, suspension frames, brakes and how all these things

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    History of the bicycle

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    1817 by Baron von Drais. He made this machine so he could get around his gardens faster. The machine was made completely of wood and had a bar that ran between two wheels. He would straddle the bar and push off the ground in order to move. The front wheel was steerable so he could maneuver around the gardens. This type of the bicycle died off...

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    advancement. From the Ordinary bicycles also known as the “high wheeler” to the electric starters for automobiles. Many advance innovations were produced to improve urban transit between the years 1860 -1930 in both Europe and the United States. Throughout the period of development, class, race, and gender mattered because everyone were being impacted by the new inventions. Each new mobility production brought new experiences and new means for traveling. Once bicycles and cars were invented, it was

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