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If light travels exactly 1 meter in 1/299,772,458 of a second, how many kilometers does it travel in 3.00 years? For this question, 1 year = 365.25 days.

Question

If light travels exactly 1 meter in 1/299,772,458 of a second, how many kilometers does it travel in 3.00 years? For this question, 1 year = 365.25 days.

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Step 1

The speed of the light refers to the distance travelled by the light in a given unit of time. The light has the tendency to travel 3,00,000 kilometers in one second.

Step 2

It is well known that,

Speed Distance
Time
Given that, distance=1 m
1
Time taken by the light 299,772,458s
Substituting these values in the above equation as follows:
1 m
-=299,772,458ms1
Speed
1
299,772,458s
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Speed Distance Time Given that, distance=1 m 1 Time taken by the light 299,772,458s Substituting these values in the above equation as follows: 1 m -=299,772,458ms1 Speed 1 299,772,458s

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Step 3

Number of seconds in one year can be calc...

24 hours 60 min 60 se - 31557600 sec
1 year 365.25 daysx.
1 day
X
X
1 min
1 hour
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24 hours 60 min 60 se - 31557600 sec 1 year 365.25 daysx. 1 day X X 1 min 1 hour

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