$\mathrm{}\mathrm{}$ A soap film is being viewed in white light. As the film becomes very much thinner than the wavelength of blue light, the film 

 

A$)$ appears totally black because it reflects no visible light.

B$)$ appears white because it reflects all wavelengths of visible light.

C$)$ appears blue since all other colors are transmitted.

D$)$ appears red since all other colors are transmitted.

Answer rating: 100% (QA)

The psychology of color perception is based on the concept of constructive and destructive interference of light waves This interference is responsible for the colors we see in soap bubbles or thin films When white light which is composed of all colors of the visible light spectrum shines on a thin film like a soap bubble some of the light gets reflected from the front surface of the film while some of it enters the film and reflects off the back surface of the film When these two reflected rays meet they interfere ... View the full answer