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Book 13, Question 48

Why Does a Red Apple Look Almost Black Under a Green Light?

A red apple looks red because it reflects red light and absorbs the rest. A green light has no red in it, so there is nothing for the apple to reflect. The apple looks dark gray or black!

More fun facts

Sources: BBC, NASA

Questions kids ask

What would a red apple look like in red light?

It would look red, because it reflects red light.