COLOUR

COLOUR

1. Definition

   • The impression produced on the retina by light rays reflected and absorbed by a body, according to the wavelength of these rays. "the perception of colors is a subjective phenomenon. Substance used for painting or staining.

2. Types of colour

   • Primary: Red, blue and yellow. They give rise to all colors and cannot be composed with others. Secondary: Green, orange and purple. Formed by two primaries. Tertiary: Reddish orange, orangey yellow, yellowish green, bluish green, purplish blue and reddish violet.
   • Colors like blue, green, and purple are considered cool, while colors like red, orange, or yellow are warm.

3. Who discovered the types of colors

   • In 1665 Newton was the one who discovered that sunlight, passing through a prism, is divided into several colors. He discovered the decomposition of light in the colors of the chromatic spectrum.

4. Because the rainbow has those colors

   • Aunque la luz del sol se ve amarilla o blanca, está formada por una combinación de todos los colores del espectro. El sol produce luz de todos los colores. ... En el cielo las gotas actúan como pequeños prismas y cuando la luz del sol las ilumina de la manera adecuada, la luz se separa en sus colores formando un arcoíris.

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