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What is the round-trip travel time of light from earth to pluto (at a distance of 40 au)?

User RafaelKr
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20,000km. In the round-trip travel time of light between Earth and Pluto (at a distance of 40 A.U.), how far would a spacecraft orbiting Pluto at a speed of 0.5 km/s travel in that time?
A ) 20,000 km
User Elas
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