Welcome to the GCSE Physics Ninja Waves course. These video lessons are based on question-and-answer flashcards.

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Waves Flashcards and Tutorials
Wave Basics
1. Units and quantities
2. Power of ten notation
3. Types of waves
4. Naming wave parts🔒
5. Amplitude and wavelength
6. Light of a single frequency
7. Wave speed equation
8. Wavelength calculation🔒
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Electromagnetic Waves
9. The electromagnetic spectrum
10. Regions of the electromagnetic spectrum
11. The safety of electromagnetic waves🔒
12. Microwave and x-ray safety
13. Waves and the body
14. Electromagnetic wavelengths🔒
15. Uses of electromagnetic waves
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Waves & Space
16. Moving wave sources🔒
17. Light from galaxies
18. A theory of the universe
19. Cosmic Microwave Background Radiation
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Mechanical Waves
20. Types of mechanical waves🔒
21. Evidence for mechanical waves
22. Longitudinal waves
23. Sound waves
24. Pitch, loudness and echoes🔒
25. Range of human hearing
26. The speed of sound
27. Speed of sound calculation🔒
28. Speed of sound in a solid, liquid and a gas
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Ultrasound
29. Medical uses of sound
30. Ultrasound and medical imaging🔒
31. Ultrasound muscle layer calculation
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X-Rays
32. The nature of X-rays
33. X-rays and bone fractures
34. Medical uses of x-rays
35. X-ray safety
36. X-rays, ultrasound and CT scans🔒
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Reflection, Diffraction & Refraction
37. Wave behaviours
38. Ray diagram
39. Plane mirror ray diagram
40. Properties of an image in a mirror🔒
41. Diffraction
42. Receiving radio and TV waves
43. Waves across a boundary🔒
44. Water waves in shallow and deep water
45. Total internal reflection
46. Refractive index and speed of light
47. Refractive index and refraction equation
48. Critical angle and refractive index equation
49. Optical fibres for communications🔒
50. The endoscope
51. Using LASER light in medicine
52. White light moving through a prism
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Lenses
53. The converging (convex) lens🔒
54. Images formed by rays of light
55. Converging (convex) lens real image
56. Converging (convex) lens images
57. Diverging lens ray diagram🔒
58. Nature of images in lenses
59. Magnification
60. The camera and magnifying glass🔒
61. Lens symbols
62. Focal length of a lens
63. Refractive index and lens shape
64. Power of a lens🔒
65. Power of a lens calculation
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The Eye
66. The human eye
67. Eye focusing and light control🔒
68. Human range of vision
69. Short sight🔒
70. Long sight
71. Eye vs camera
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