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zhenek [66]
3 years ago
12

2 planets are over 4 million light years away. Explain how you would use a ray of light to determine which planet is farther awa

y. Use DATA to help verify your reasoning.
Chemistry
2 answers:
Sergio039 [100]3 years ago
8 0
Look on google......
grigory [225]3 years ago
4 0
Https://earthsky.org/space/what-is-a-light-year
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