Arturo dreams about travelling to faraway stars someday. He read that the closest star to Earth is Proxima Centauri, which is 4.
1 answer:
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Answer:
Explanation:
Use the following equation:
and solve for F:
and filling in:
F = 4.0 × N
Answer:
A) 3.11 Hrs
Explanation:
Wave speed is given by the formula
now we will have
now the time taken by the wave to move the distance 560 km is given as
t = 3.11 hours