G Gail New member Jan 27, 2011 #1 Velocity of light is 1.86 X 20 (8) mi/hr. The distance of Mercury from the sun is approximately 5..78 X 10 (7) km.
Velocity of light is 1.86 X 20 (8) mi/hr. The distance of Mercury from the sun is approximately 5..78 X 10 (7) km.