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How many seconds will light leaving New York City take to reach the following locations Los Angeles (about 4500km) Tokyo(about 11,000km) the moon /400,000 km) mars (0.5 a.u from earth at its closest approach)

User Mjh
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Los Angeles: 4500 km / 300,000 km/s = 15 seconds
Tokyo: 11,000 km / 300,000 km/s = 36.67 seconds
The Moon: 400,000 km / 300,000 km/s = 1,333.33 seconds
Mars: 0.5 a.u. / 300,000 km/s = 8.33 minutes
User Florian Mutel
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