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Sports science experiments for students of all ages...
A bicycle hitting a wall at five miles an hour creates over 100 pounds of force. This is a basic hypothesis that you can expand on, use as is or modify when creating bicycle safety science fair projects. To test this experiment you will need to rig a bicycle to travel without a rider into a wall at five miles per hour. You will also need some way to measure the force the bike creates. This is a basic crash test. A bicycle helmet reduces the force of an impact by 25 percent. Again you can modify the percentage to anything that you want. For advanced bicycle safety science fair projects you can conduct several experiments, with each one testing for a specific impact reduction rate. You can also see what modifications can be made to the helmet to improve the impact reduction rate. Bicycle pads for your elbows and knees protect your skin from abrasions even when you hit the ground going 15 miles per hour. The independent variable for this experiment will be the speed you hit the ground at and the dependent variable will be the damage caused to your skin. You can modify this project by examining the effectiveness of different types of padding materials, designs and position of the pads on your body. The date collected from these experiments can be used by manufacturers to develop better safety pads. Simple plastic reflectors increase a bicyclist's visibility at night by 15 feet. To test this experiment you will need a safe road to test, a bike with plastic reflectors, a measuring tape and a bike rider. You can alter this experiment by testing the visibility range for different colored reflectors and for electric lights. How can you apply the data you collect from these experiments to create an even more interesting science fair project? Properly inflated bike tires improve your traction. This is another option that you have for a bike safety experiment. In this experiment your independent variable will be the psi of your tires and the dependent variable will be the amount of traction that the tires get. You can expand this experiment by testing varying the incline of the test area or the amount of weight placed on the bike. Copyright © 2003 - 2010 Super Science Fair Projects - All Rights Reserved.
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