Key Concepts


Light 
Vocab quiz Tuesday December 8th
Unit test December 23rd


Words to know:
1. light
2. energy
3. wave
4. electromagnetic wave
5. rays
6. image
7. reflect
8.absorbed
9. refraction
10. mirage
11.lens
12. convex
13. concave
14. focal point
15.luminous
16. illuminated
17. shadow
18. opaque
19. transparent
20. translucent
21. white light
22. prism
23. wavelength
24. visible spectrum
25. electromagnetic spectrum
26. cornea
27. pupil
28. iris
29. retina
30. optic nerve

You should be able to identify the parts of the eye and describe what each part does.

You should be able to list the colors of the spectrum in the correct order.

You should be able to tell me whether an object is transparent, translucent, or opaqu.

You should be able to answer the following types of questions:
1. Why is a red rose red? or Why is a lemon yellow?
2. Why do people who wear dark colors in the summer feel warmer or hotter than those who wear light colored clothing?


Make sure you do all the reading, copy down all class notes as they appear on the board, and alway study when it is required for homework.

Go to the links section and review the diagram of the eye on the "eye" link.