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One of the Nearest Stars Is Alpha Centauri, Whose Distance

Question 42

Multiple Choice

One of the nearest stars is Alpha Centauri, whose distance from Earth is 4.2 * 1016 m.How long does it take light to travel from Alpha Centauri to us?


A) 1.25 seconds
B) 8.3 minutes
C) 4.4 years
D) 560 years
E) 6,200 years

Correct Answer:

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