Answer :

marialis2005
A 'red' apple does not emit red light. Rather, it simply absorbs all the frequencies of visible light shining on it except for a group of frequencies that is perceived as red, which are reflected. This is wrong an apple looks red to us because it reflects infrared waves.

Answer:

Red apples get their color from anthocyanins. These are pigments, or natural colorings, that develop as the apple grows. ... It absorbs all the colors of the rainbow—except for red. The red light reflects off the apple and our brain and eyes work together to let us know what color we are seeing.

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