- #1
sportsnh
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Please Help!
Explain the advantages in having the meter offically defined in terms of the distance light travels in a given time rather than as the length of a specific metal bar
Is it becasue in terms of light is more accurate?
Explain the advantages in having the meter offically defined in terms of the distance light travels in a given time rather than as the length of a specific metal bar
Is it becasue in terms of light is more accurate?