1. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.

2. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.38 2.58 3.19 4.20 5.39

3. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-39 2.14 3.48 4.24 5.76

4. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-23 2.-22 3.-32 4.-43 5.-16

5. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.

6. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.

7. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.

8. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.77 2.48 3.99 4.410 5.85

9. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.30 2.-3 3.-2 4.-30 5.-7

10. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-21 2.7.6 3.51 4.-13 5.-20

11. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2 2.20 3.30 4.5 5.8

12. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.

13. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.9 2.1 3.2 4.1.5 5.4

14. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.45 2.150 3.359 4.200 5.88

15. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.0.86 2.1.7 3.2.3 4.0.92 5.0.61

16. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.

17. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.20 2.38 3.84 4.53 5.50

18. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.6.73 2.5.43 3.4.46 4.6.62 5.5.11

19. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.18 2.170 3.92 4.33 5.60

20. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-30 2.-4.6 3.-5.0 4.-6.0 5.-6.7

21. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.38 2.31 3.20 4.130 5.140

22. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.to the far point of the eye 2.to the retina of the eye 3.to the near point of the eye 4.none of the above

23. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.27 2.21 3.-30 4.80 5.30

24. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.5.6 2.3.9 3.9.4 4.2.6 5.2.8

25. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-17 cm 2.-6 cm 3.-29 cm 4.-23 cm 5.-11 cm

26. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.-596 2.-180 3.-257 4.-579 5.-772

27. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2 2.10 3.5 4.3 5.20

28. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.virtual and inverted 2.real and inverted if your distance from the mirror is greater than two focal lengths 3.real and inverted 4.real and upright 5.virtual and upright

29. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.real and upright 2.virtual and upright 3.virtual and inverted 4.real and inverted 5.none of the above because you do not get an image

30. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.virtual and closer to the viewer than the object 2.virtual and farther from the viewer than the object 3.real and farther from the viewer than the object 4.real and closer to the viewer than the object 5.virtual and the same distance from the viewer as the object

31. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.as a convex lens in air 2.as a concave lens in air 3.as the glasses worn by a farsighted person 4.as a concave mirror in air 5.as a flat refracting surface between water and air as seen from the water side

32. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.convex lens closer than one focal length to the burning candle. 2.biconcave lens farther than one focal length from the burning candle 3.concave mirror farther than one focal length from the burning candle 4.convex mirror farther than one focal length from the burning candle 5.concave mirror closer than one focal length to the burning candle

33. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.3.3 2.2.1 3.5.6 4.2.2 5.8.8

34. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1. 2. 3. 4.5.

35. The object in a ray diagram is perpendicular to the principal axis but does not have one end lying on the principal axis. What is the minimum number of rays that must be drawn in this ray diagram in order to determine the position of the image? 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.3 2.1 3.4 4.2 5.5

36. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4. 5.

37. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.True 2.False

38. You wish to reflect sunlight from a mirror onto some paper under a pile of wood in order to start a fire. Which would be the best choice for the type of mirror? 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.Flat. 2.Concave. 3.Convex.

39. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.the mirror is concave and the image is real 2.the mirror is concave and the image is virtual 3.the mirror is convex and the image is real 4.the mirror is convex and the image is virtual

40. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

41. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1. 2. 3.

42. What is the focal length of a pane of window glass? 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.Zero. 2.Infinity. 3.The thickness of the glass. 4.Impossible to determine.

43. Diving masks often have a lens built into the glass for divers who do not have perfect vision. This allows the individual to dive without the necessity for glasses, because the lenses in the faceplate perform the necessary refraction to provide clear vision. The proper design allows the diver to see clearly with the mask on both under water and in the open air. Normal eyeglasses have lenses that are curved on both the front and rear surfaces. The lenses in a diving mask should be curved _____. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.only on the front surface 2.only on the rear surface 3.on both the front and rear surfaces

44. A curved mirrored surface can have _____. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.spherical aberration but not chromatic aberration 2.chromatic aberration but not spherical aberration 3.both spherical aberration and chromatic aberration

45. A camera can be modeled as a simple converging lens that focuses an image on the film, acting as the screen. A camera is initially focused on a distant object. To focus the image of an object close to the camera, the lens must be _____. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.moved away from the film 2.left where it is 3.moved toward the film

46. Two campers wish to start a fire during the day. One camper is nearsighted and one is farsighted. Whose glasses should be used to focus the Sun's rays onto some paper to start the fire? 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.Either camper. 2.The nearsighted camper. 3.The farsighted camper.

47. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.The eyeglasses on the left correct for nearsightedness. The eyeglasses on the right correct for farsightedness. 2.Both the eyeglasses correct for farsightedness. 3.The eyeglasses on the left correct for farsightedness. The eyeglasses on the right correct for nearsightedness. 4.Both the eyeglasses correct for nearsightedness.

48. Does your bathroom mirror show you older or younger than you actually are? Compute an order-of-magnitude estimate for the age difference, based on data that you specify. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3. 4.5.