Light travels 9.45 \cdot 10^{15}9.45⋅10
15
9, point, 45, dot, 10, start superscript, 15, end superscript meters in a year. There are about 3.15 \cdot 10^73.15⋅10
7
3, point, 15, dot, 10, start superscript, 7, end superscript seconds in a year.
How far does light travel per second?
Write your answer in scientific notation.

meters

Relax

Respuesta :

(9.45·10^15 meters)/(3.15·10^7 seconds) = 3·10^8 meters/second