Color Absorption

Mix the primary colors of light by using red, green, and blue lights. Use pieces of colored glass to filter the light and create a wide variety of colors. Determine how light is absorbed and transmitted by each color of glass.

  Launch Gizmo

LEARNING OBJECTIVES:

  • Observe colors produced by mixing of three primary colors of light.
    • Yellow is produced by red and green light.
    • Magenta is produced by red and blue light.
    • Cyan (turquoise) is produced by blue and green light.
    • White light is produced by blue, green, and red light.
  • Discover what colors of light are transmitted and absorbed by a piece of tinted glass.
  • Produce a variety of colors with combinations of colored glass.
VOCABULARY:
  • absorb, primary colors, reflect, transmit, transparent

LESSON MATERIALS: