Physics, 14.04.2020 20:35 princessx7543
A. The distance to a star is approximately 8.58 ✕ 10^18 m. If this star were to burn out today, in how many years would we see it disappear?
b. How long does it take sunlight to reach Earth?
c. How long does it take for a microwave radar signal to travel from Earth to the Moon and back?
Answers: 1
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A. The distance to a star is approximately 8.58 ✕ 10^18 m. If this star were to burn out today, in h...
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