1. Unit: Sound and Light Lesson 1: Light and Color Essential Questions: 1.) What determines color? 2.) How do colors combine?

2. What determines color?  Light can interact with objects  Reflected  Transmitted  Absorbed When you put sunglasses on, light is transmitted through the lenses and the lenses absorb some light. Objects appear darker.

3. A material thatOpaque reflects or absorbs all of the light that strikes it  Snow, metals

4. Classifying Materials A material thatTransparent transmits most of the light that strikes it  Water, air, clear glass

5. A material that Translucent scatters the light that passes through it  Wax paper, frosted glass

7. Opaque Objects  The color of these objects are the colors of light they reflect The apple appears red because it reflects red light. The leaf looks green because it reflects green light. The apple absorbs the other colors.

8. Transparent/Translucent Objects  The color of these objects are the colors of light they transmit

9. How do colors combine? Colors that canPrimary colors combine to make any other color Made bySecondary colors two primary colors

10. Mixing Light  Primary Colors: red, green and blue Red + green + blue = white light

11. Any two Complementary colors colors that combine to form white light A television produces colors using primary colors of light.