Answer:
Optical signals have very high frequencies. A high frequency means a short wave length because the wave length is inversely proportional to the frequency (λ = v/f), where v is the propagation speed in the media.
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Answer:
transportation and communications systems, water and power lines, and public institutions like schools, post offices, and prisons.
Explanation:
It would be the Shortcut of a icon to open up the application.
Answer:
Are you talking about ROBUX? lol
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