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Cavendish experiment |
Also found in: Wikipedia, Hutchinson | 0.14 sec. |
Cavendish experimentMeasurement of the force of gravitational attraction between pairs of lead spheres, which allowed the first calculation of the value of the universal gravitational constant, G. Performed in 1797–98 by the British scientist Henry Cavendish (1731–1810) using a torsion balance, the experiment was popularly known as “weighing Earth,” because determination of G permitted calculation of Earth's mass. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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By conducting Cavendish experiments with extremely sensitive equipment, at least two teams of scientists are testing for millimeter-scale extra dimensions. |
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