Question

What is the colour of red rose when seen through green glass?

Answer 1

Originally Answered: Why does a red flower appear to be black in green light? A red flower appears red because when a normal visible light falls on the flower it absorbs all other colours except the red.(a normal visible light has all the seven colours). As the red colour is reflected, we see it red.

Answer 2

It appears dark red in colour. The green colour has also effect upon red.It looks slightly darker if carefully noted.

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