Answer:
The speed of light in vacuum, commonly denoted c, is a universal physical constant important in many areas of physics. Its exact value is defined as 299792458 metres per second (approximately 300000 km/s, or 186000 mi/s).
One light year: 1.0 year
Metres per second: 299792458
The length of Earth's equator: 134 ms
From Moon to Earth: 1.3 s
What is the value of C in E mc2?
299,792,458 m/s.
Mass energy equivalence formula
#Keep on trying
#Fighting
