SOLUTION: The speed of light is approximately 3 × 10^5 km/s and the average distance between Pluto and the
Sun is about 5.9 × 10^9 km. How long does it take for light from the Sun to reach
Algebra.Com
Question 1025802: The speed of light is approximately 3 × 10^5 km/s and the average distance between Pluto and the
Sun is about 5.9 × 10^9 km. How long does it take for light from the Sun to reach Pluto? Give your
answer correct to the nearest minute.
Please explain answer. Thanks
Found 2 solutions by Alan3354, josgarithmetic:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The speed of light is approximately 3 × 10^5 km/s and the average distance between Pluto and the
Sun is about 5.9 × 10^9 km. How long does it take for light from the Sun to reach Pluto? Give your
answer correct to the nearest minute.
---------
d = r*t
t = d/r = 5.9e9/3e5 seconds
= 1.96666e4/60 minutes
=~ 328 minutes
Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
The given data only allows ONE significant figure, so the proper value to report for answer IS . You might want to try giving the result as .
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