Question: What is the speed of light in km?
Answer: 300,000 km / s
Disambiguated annotations:
qaPairs: question: What is the theoretical speed of light (c) in km/s?
answer: approximately 300000 km/s
299792.458
question: What is the speed of light in km/h?
answer: 1080000000
question: What is the speed of light in air in km/s?
answer: 299700 km/s