Color and Lenses Practice Quiz

Color: 1. When all colors of light are reflected by an object, what color will the object appear? 2. A red apple would absorb which color(s)?

3. The color we see depends on the light _____________ by an object. 4 3. The color we see depends on the light _____________ by an object. 4. When all colors of light are absorbed by an object, what color will the object appear?

5. Which color has the highest frequency? 6. What cells in your eyes help to perceive color? 7. Which type of wave is visible light?

Wave Behavior: 8. A red color filter will _________ the “ROY” end of the spectrum. 9. A blue color filter will ________ the “ROY” end of the spectrum.

10. Which type of interference makes “super crests”? 11. “Acoustic levitation” is an example of use a ______________ wave.

12. Bouncing off a mirror or cave wall are examples of this wave behavior. 13. Bending through an opening or around an object are examples of this type of wave behavior.

14. The bending of a wave as it travels from one medium to another is an example of this type of wave behavior. 15. This type of interference “cancels” out or decreases the size of the resulting wave.

Lenses: 16. Redraw the letter on your paper. Then, draw how it would look through a double concave lens at a foot distance. A

17. Redraw the letter on your paper 17. Redraw the letter on your paper. Then, draw how it would look through a double convex lens at a foot distance. B

18. Redraw the letter on your paper 18. Redraw the letter on your paper. Then, draw how it would look through a convex lens at a foot distance. C

Lenses v. Lenses v. Mirrors Convex Concave

Mirrors v. Lenses 19. What is the difference between how the image changes with convex mirrors vs. convex lenses? 20. What is the difference between how the image changes with concave mirrors vs. concave lenses?

KEY 12. Reflection 13. Diffraction 14. Refraction 15. Destructive 1. white 2. OYGBIV 3. reflected 4. black 5. Violet 6. Cones 7. Electromagnetic 8. Transmit 9. Absorb 10. Constructive 11. Standing 12. Reflection 13. Diffraction 14. Refraction 15. Destructive 16. A small A 17. Upside down, slightly smaller and inverted 18. A large C 19. Convex lenses-magnify Convex mirrors- shrink 20. Concave lenses- shrink Concave mirrors-magnify