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Light can travel at a speed of 300,000 km/s. Approximately how long will it take light to go from Earth to Mars if the distance between the two planets is 56,000,000 km?
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Light can travel at a speed of 300,000 km/s. Approximately how long will it take light to go from Earth to Mars if the distance between the two planets is 56,000,000 km?

User Erandi
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ANSWER
The closest distance between Mars and Earth is 78 million km, the time in this case is: 4.3 min.

Step-by-step explanation
The time of travel between Earth and Mars is between 4.3 minutes and 21 minutes, relying on the actual distance between the two planets.
User Dmitry Kostyuk
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