Question

The Earth is 150 000 000 km from the Sun.
It takes light 500s to reach the Earth from the Sun.
Calculate the speed of light in km/s.

Answer 1

Answer:

speed =distance/time

speed=150000000/500

speed=300000km/s

Answer 2

Answer:

3*10 ^8 m/s

Explanation:

distance = 150000000*1000m

time = 500 s

speed= distance/time

         = 15 *10^10/ 500 m/s

         = 3*10^8 m/s

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