Use radio waves
Use 56 million km (distance to mars when u send message)
Use 56 million km (distance to mars when u send message)
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Radio waves travel at about 18,000,000 kph.
With Mars at a distance of 56,000,000, it would take about 4 minutes and 7 seconds for a radio message to be received from Earth.
With Mars at a distance of 56,000,000, it would take about 4 minutes and 7 seconds for a radio message to be received from Earth.
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alot