There was an arc in the sky of red, orange, yellow, green, blue, and violet colors.Is that a observation?

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There was an arc in the sky of red, orange, yellow, green, blue, and violet colors.Is that a observation?
Yes. An observation.
Reply:Someone is yelling for attention
Reply:a rainbow........
Reply:If you worded it exactly the way the question reads, I say NO. It is AN observation, not A observation. Otherwise, everyone else is right, it is a rainbow.
Reply:An observation of a rainbow, yes.
Reply:A rainbow? did u just come from living under a rock.
Reply:Yes you made an observation of water reflecting the sun in the sky, more commonly known as a 'Rainbow'