104 • 31 October 2014 • Name:

1. Primary and secondary colors
   1. List the primary colors of light (additive colors):
   2. List the secondary colors of light (additive colors):
   3. List the primary colors of paint and pigments (subtractive colors):
   4. List the secondary colors of paint and pigments (subtractive colors):
2. In the RGB color number system what do the letters stand for?
   • R:
   • G:
   • B:
3. HSL colors:
   • Define Hue:
   • Define Saturation:
   • Define Luminosity:
   • What is the color angle for red?
   • What is the color angle for green?
   • What is the color angle for blue?
4. What is the name of the computer color system that uses color words such as red, crimson, cyan, antiquewhite, saddlebrown?
5. What color of light does an orange ball reflect?
6. What color of light does an orange ball absorb?
7. What happens to the absorbed colors of light?
8. What is the scientific name for the spread of colors that was seen in the box with the CD?
9. Write the seven colors of Newton's rainbow in order: