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Speed of a Point on the Surface of the Earth

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Have you ever wondered about your linear speed at your latitude on the Earth? Just move the slider to find out!

Contributed by: Enrique Zeleny (March 2011)
Open content licensed under CC BY-NC-SA

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The radius of the Earth is and its angular velocity (the angle covered per second) has a value of . The linear velocity can be computed as and is equal to as a function of the angle corresponding to the latitude.

For more details, see the Wikipedia entry for Latitude.

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