Best archaeological evidence points to Mesopotamia, sometime during the 33rd. century B.C.
http://wiki.answers.com/Q/Who_invented_the_wheel_and_ax...
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Around 3000 B.C., rims, made of wood studded with nails or metal strips, were added to the wheel. Between 2000 and 1000 B.C., spoked wheels came into use in Mesopotamia, Egypt, China, ... Wheel and axle; The wheel and axle is a simple machine. It consists of a wheel that turns an axle, or an axle that t... more...
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www.bookrags.com/research/wheel-and-axle-woi/
www.bookrags.com/research/wheel-and-axle-woi/
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Wheel - Wikipedia, the free encyclopedia
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A wheel is a circular device that is capable of rotating on its axis, facilitating movement or transportation whilst supporting a load (mass), or performing labour in machines. Common examples are f...
en.wikipedia.org/wiki/Wheel
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A wheel and axle is a simple machine made up of two circular objects of different size. All wheels need an axle. The wheel and axle must move together to be a simple machine. ... The wheel and axle is a simple machine made of a large wheel secured to a smaller wheel which is called an axle.
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www.mca.k12.nf.ca/sm/wheel/wheelaxle.htm
www.mca.k12.nf.ca/sm/wheel/wheelaxle.htm
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This wheel was believed to have been made by the Sumerians. It was made of planks of wood ... Stage six: A slight improvement was made to the cart. This time, instead of using pegs to join the wheels to the axle, holes for the axle were drilled through the frame of the cart. Axle and wheels were now made separately.
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library.thinkquest.org/C004203/science/science02.htm
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HOW TO WORK A WHEEL AND AXLE ... The wheel and axle is a simple machine made of a large wheel secured to a smaller wheel which is called an axle. ... There are two main ways to use a wheel and axle. The first way is by wrapping a rope around a supported wheel with a lever sticking out. An object can be tied to the other end.
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library.thinkquest.org/CR0210120/wheel%20and%20axle.htm...
library.thinkquest.org/CR0210120/wheel%20and%20axle.html
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Edheads is a non-profit organization that provides free high quality educational activities on the Web at no cost to students or teachers. Edheads creates unique, educational Web experiences designed to make hard-to-teach concepts understandable. ... Simple Machines Activities: Learn about simple and ... Teacher's Guide;
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www.edheads.org/activities/simple-machines/
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The Wheel and Axle ... Although people don’t notice it, we use the wheel and axle in our everyday lives. Cars have this simple contraption inside the hood as well as the wheels, and the very popular bicycle mainly consists of two wheel and axles.
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www.northallegheny.org/schools/mms/TSA%202006/TSA2007/W...
www.northallegheny.org/schools/mms/TSA%202006/TSA2007/Wheel%20and%20Axle.html
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