1. A convex mirror with a radius of 12cm has an object placed 15cm in front of it. What is the focal length? Momentum

2. A convex mirror with a radius of 12cm has an object placed 15cm in front of it. What is the focal length? Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

3. A convex mirror with a radius of 12cm has an object placed 15cm in front of it. What is the focal length? 1 + 1 = 2 15 d i 12 Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

4. What is the focal length? 1 + 1 = 2 15 d i 12 Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

5. What is the focal length?.067 + 1 =.167 d i Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

6. What is the focal length? 1 =.1 d i Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

7. What is the focal length? 1 =.1(d i ) Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

8. What is the focal length? d i = 10 Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

9. focal length? d o = 15 d i = 10 Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

10. focal length? d o = 15 d i = 10 1 + 1 = 1 15 10 f Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

11. focal length? d o = 15 d i = 10.067 +.1 = 1 f Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

12. focal length? d o = 15 d i = 10.167 = 1 f Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

13. focal length? d o = 15 d i = 10.167(f) = 1 Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

14. focal length? d o = 15 d i = 10 f = 5.99cm Momentum 1 + 1 = 1 d o d i f 1 + 1 = 2 d o d i R

15. Polarization – aligning the oscillations of a wave in a desired direction. Concave/Convex Reflection Diagrams

16. There are filters which only allow waves going in certain directions to pass through. Concave/Convex Reflection Diagrams

17. For instance: Concave/Convex Reflection Diagrams

18. For instance: Concave/Convex Reflection Diagrams

19. For instance: This is how sunglasses work. Concave/Convex Reflection Diagrams

20. Polarization has absolutely nothing to do with convex and concave mirror diagrams…I just needed to cover it at some point. Concave/Convex Reflection Diagrams

21. There are 3 rules for drawing the rays in concave & convex reflection diagrams. Concave/Convex Reflection Diagrams

22. They can be remembered by the letters: PF FP CC Concave/Convex Reflection Diagrams

23. Ray 1: (PF) Parallel to axis Through focal point Concave/Convex Reflection Diagrams

24. Ray 2: (FP) Through focal point Parallel to axis Concave/Convex Reflection Diagrams

25. Ray 3: (CC) Through center Back through center Concave/Convex Reflection Diagrams

26. Concave Mirrors Concave/Convex Reflection Diagrams

27. Scenario 1: Pencil > focal length Concave/Convex Reflection Diagrams

28. Scenario 1: Pencil > focal length Ray 1 (PF) Concave/Convex Reflection Diagrams

29. Scenario 1: Pencil > focal length Ray 2 (FP) Concave/Convex Reflection Diagrams

30. Scenario 1: Pencil > focal length Ray 3 (CC) Concave/Convex Reflection Diagrams

31. Scenario 1: Pencil > focal length Result: Pencil is smaller and inverted. Concave/Convex Reflection Diagrams

32. Scenario 2: Pencil = focal length Concave/Convex Reflection Diagrams

33. Scenario 2: Pencil = focal length Ray 1 (PF) Concave/Convex Reflection Diagrams

34. Scenario 2: Pencil = focal length Ray 2 (FP) – Not possible Concave/Convex Reflection Diagrams

35. Scenario 2: Pencil = focal length Ray 3 (CC) Concave/Convex Reflection Diagrams

36. Scenario 2: Pencil = focal length Result: No Image Concave/Convex Reflection Diagrams

37. Scenario 3: Pencil < focal length Concave/Convex Reflection Diagrams

38. Scenario 3: Pencil < focal length Ray 1 (PF) – take behind mirror Concave/Convex Reflection Diagrams

39. Scenario 3: Pencil < focal length Ray 2 (FP) – take behind mirror Concave/Convex Reflection Diagrams

40. Scenario 3: Pencil < focal length Ray 3 (CC) – take behind mirror Concave/Convex Reflection Diagrams

41. Scenario 3: Pencil < focal length Result: Image is larger and right-side up. Concave/Convex Reflection Diagrams

42. Convex Mirrors Concave/Convex Reflection Diagrams

43. Convex Mirror Concave/Convex Reflection Diagrams

44. Convex Mirror Ray 1 (PF) – take behind mirror Concave/Convex Reflection Diagrams

45. Convex Mirror Ray 2 (FP) – take behind mirror Concave/Convex Reflection Diagrams

46. Convex Mirror Ray 3 (CC) – take behind mirror Concave/Convex Reflection Diagrams

47. Convex Mirror Result: Image is smaller and right-side up. Concave/Convex Reflection Diagrams

48. Exit Slip What are the steps to draw the 3 rays for a reflection diagram?