kejuanM9038
kejuanM9038
12-10-2017
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What is the current basis of the meter (1983)?
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Kalahira
Kalahira
21-10-2017
The meter is defined as the distance that light travels in 1/299 792 458 of a second in a vacuum. This basis is accurate because the speed of light is constant in a vacuum, by Einstein's theory of relativity.
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