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  • 5 years ago

Light travels at a speed of 299,792,458 m/s. The planet Uranus is 30,430,000,000,000 meters from Earth. What is a good estimate of the amount of time it takes for light to travel from Earth to Uranus? a.)about 10000 seconds b.)about 1000 seconds c.)about 13000 seconds d.)about 1300 seconds

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  1. anonymous
    • 5 years ago
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    Simply cancel out the units and solve. \[30430000000000 meters \div(299792458 meters/second)=101503.5541 seconds\] Meters cancels out and you get seconds. ANSWER:A

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