If the speed of light is 3x10^8 m/s and the sun's distance from the earth is 93 million miles. Calculate the time it takes the sunlight to reach the earth. Report your results in seconds and in minutes. ????

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Answer 1 · 2018-06-20T05:32:48

Please see the explanation below

The distance sun-earth is #d=93*10^6 " miles" #

#d=149.6*10^6 km=149.6*10^9m#

The speed of light is #c=3*10^8ms^-1#

The time is

#t=d/c=(149.6*10^9)/(3*10^8)=49.9*10=499s#

Also,

#t=8.32mn (" 8mn19s ")#