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Geography, 14.09.2019 12:10 182075

Light travels at 3 x 105 km/s (300,000 km or 186,000 miles). how long will it take to get to earth? (a distance of 1.5 x 108 km)
0.2 s
0.8 s
8 s
8 minutes

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Light travels at 3 x 105 km/s (300,000 km or 186,000 miles). how long will it take to get to earth?...
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