Behavior of Light



1. ________ is the name for matter which allows some light to pass through, but reflects and absorbs some light.

2. A _______ mirror gives a true reflection.

3. A _______ mirror curves outward in the center.

4. A _______ mirror curves inward in the center.

5. A _______ lens curves outward in the center.

6. A _______ lens curves inward in the center.

7. Matter such as air, water and glass which light can pass through are said to be ________.

8. If light can bounce off of matter, it is said to be_________.

9. The layers of tissue which make the eyeball appear to be white are called the ________.

10. _________is the name applied to the changing of direction of light or the bending of light.

11. ______ are the retinal cells which see blacks, whites and shades of gray.

12. ______are the retinal cells which see color.

13. The ______is the part of the eye which creates the pupillary opening.

14. The ______ is the part of the eye which one could touch.

15. The ______ is composed of rods and cones.

16. ________ is the disease caused by abnormal pressure in the aqueous chamber.

17. The ______ ______ occupies more volume in the eyeball than any other structure.

18. The visual defect called __________ occurs when the lens loses its ability to accommodate.

19. The ______ is the sac of jelly which focuses light on the back part of the eyeball.

20. ________ is the name applied to a warped cornea.

21. Nearsightedness occurs because the eyeball is too ________.

22. Farsightedness occurs because the eyeball is too _________.

23. Farsightedness is known scientifically as __________.

24. Nearsightedness is known scientifically as _________.

25. Tear glands are also known as __________ glands.

26. __________ are the antibacterial part of tears.

27. A _________ is a disease in which the lens loses transparency.

28. _________ ________ is surgery to change the shape of the eyeball.

29. Color blindness occurs more often in which sex?

30. Which reflects more light, dark or light colored objects.

31. _______ mirrors are used to see larger areas.

32. Light __________ when it passes from one substance to another.

33. Lenses form images through ___________.

34. Concave lenses make things appear _________ than they really are.

35. The iris is a _________ muscle.

36. Farsightedness can be corrected with a _________ lens.

37. Does everyone have a blind spot in both eyes?

38. Cones are concentrated in the center of the visual field in the _________ ________.

39. The ______ is the part of the eye which gives it color.

40. We see in the ________ lobes of the brain.

Behavior of Light Notes