speed of light in km/s
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Answer:
Speed of light is 300,000 km/sec (186,000 miles/sec).
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Step-by-step explanation:
speed of light = 3×10^8 m/s
to convert to km, divide by 1000 or 10^3
= 3×10^8 ÷ 10^3
= 3×10^5 km/s
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