The speed of light is 3.00x10^8 m/sec. How far does light travel per year in miles

Answer 1

5.875 trillion miles per year

5.875 x e^12 miles/year

=5,875,000,000 m/yr

Answer 2

The speed of light is 3.00x10^8 m/sec. How far does light travel per year in miles

Hello Taylor,

Use dimensional analysis:

1year * 365day / year * 24hours / day * 60min / hour * 60sec / min * 3x10⁸meter / sec * 100cm/ m * ...

1inch/ 2.54cm * 1foot/ 12inch * 1 mile / 5280feet =

5.878 x 10¹² miles