![Why/how does a blue object under red light appear black? Blue object and yellow light make black? Yellow object and green light make green? - Quora Why/how does a blue object under red light appear black? Blue object and yellow light make black? Yellow object and green light make green? - Quora](https://qph.cf2.quoracdn.net/main-qimg-02c052f610bfaec595f2a424684195f7.webp)
Why/how does a blue object under red light appear black? Blue object and yellow light make black? Yellow object and green light make green? - Quora
![ektalks: Colour of Objects: Visible Light Spectrum; Primary Colours; Optical Illusions; How Do Colours Work? ektalks: Colour of Objects: Visible Light Spectrum; Primary Colours; Optical Illusions; How Do Colours Work?](https://1.bp.blogspot.com/--05YEV3Vn9k/X5AF-RUbutI/AAAAAAAAG6o/ceM-2qXmffcqkOFnzUaxcprOA11XvvKjQCLcBGAsYHQ/s1280/colours3jpeg.jpg)
ektalks: Colour of Objects: Visible Light Spectrum; Primary Colours; Optical Illusions; How Do Colours Work?
![Today you will: 1.Explain how the colours of objects depend on the colours in light which they absorb and reflect 2.Explain why objects appear to be different. - ppt download Today you will: 1.Explain how the colours of objects depend on the colours in light which they absorb and reflect 2.Explain why objects appear to be different. - ppt download](https://images.slideplayer.com/47/11679647/slides/slide_20.jpg)