Multiple Choice
Our galaxy,the Milky Way,has a diameter of about 100 thousand light-years.How many years would it take a spacecraft to cross the galaxy if it could travel at 99% the speed of light?
A) 1.4 103 yrs
B) 1.0 105 yrs
C) 1.4 104 yrs
D) 7.2 103 yrs
E) None of these is correct.
Correct Answer:
Verified
Correct Answer:
Verified
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