Question

What is speed of light​

Answer 1

Answer:

Speed of light in

• Veccum = 3 × 10^8 m/s
• Air = 2.25 × 10^8 m/s
• Water = 2 × 10^8 m/s

Hope it helps you...

Answer 2

Answer:

3x10^8 m/s

or more precisely

299792458 metres per second (approximately 300000 km/s (186000 mi/s)