1. which of the following statements about colors of light is correct?
a. color is a property of a material
b. yellow is a primary color of light
c. white light is made up of 7 colors
d. cyan is a combination of red and blue light
2. white light is produced when complementary colors are added
which of the following pairs are not complementary?
a. red and cyan
b. red and yellow
c. blue ad yellow
d. green and magenta
3. the red light has longer wavelength and _______ frequency
a. higher
b. closer
c. lower
d. brighter
4. light appears in different colors and intensity due to the differences in wavelength and frequency. which of the following characteristics are properly matched?
a. blue light, longer wavelength, brighter
b. red light, shorter wavelength, dimmer
c. red light, shorter wavelength, brighter
d. blue light, shorter wavelength, brighter