Question

What is the speed of light in a vacuum?

v=2.108 m/s

c= 2 - 108 m/s

c= 3 - 108 m/s

v=3 -108 m/s

Answers

GPT-4o mini
The speed of light in a vacuum is approximately \( c = 3 \times 10^8 \) meters per second (m/s). Therefore, among the options you provided, the correct one is:

**c = 3 - 108 m/s** (interpreted as \( c = 3 \times 10^8 \) m/s).