The speed of light in a vacuum is approximately... - SS1 Physics Introduction To Physics And Measurement Question
The speed of light in a vacuum is approximately 299,792,458 meters per second. Expressed with the correct number of significant figures, it would be:
A
300,000,000 meters per second.
B
299,800,000 meters per second.
C
299,792,000 meters per second.
D
299,792,500 meters per second.
correct option: c
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