Electricity

electricity course imageWelcome to the GCSE Physics Ninja Electricity course. These video lessons are based on question-and-answer flashcards.

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Electricity & Circuits Flashcards and Tutorials
Static Electricity
1. Static electricity in insulators
2. Like and unlike charges
3. Producing and detecting electrical charges
4. Electrical fields
5. Electric field patterns
6. The electroscope and a charged rod
Electrical Current
7. Electrical current
8. Electric charge and current
9. Flow of charge equation
10. Charge flow calculation
Potential Difference & Electrical Work
11. A cell's voltage
12. Potential difference
13. Potential difference and work done
14. Electrical work done equation
15. Electrical work done calculation
Resistance
16. Current through a resistor
17. Current vs. Potential difference graphs
18. Electrical resistance equation
19. Resistance calculation
20. Changing voltage or resistance in a circuit
21. Potential difference vs. current
22. Resistance of a filament bulb
23. Resistance of a lamp experiment
24. Resistance vs wire diameter and length
25. Resistance vs wire diameter and length - calculation
Circuits and Components
26. Series circuits
27. Combined resistances in series
28. Series circuit diagram
29. Cells in series
30. Parallel circuits
31. Combined resistances in parallel
32. Resistor network calculation
Circuits and Components (cont.)
33. Lamps in a parallel circuit
34. Advantage of connecting lamps in parallel
35. Circuit analysis
36. Electrical components (part 1)
37. Electrical components (part 2)
38. Thermistors
39. LDR and resistance
40. Diodes
41. Variation of current in a resistor circuit
42. The LED
43. Lighting costs and efficiencies
44. The variable potential divider
45. Simple circuit application
Digital Electronics
46. Analogue vs. digital signals
47. Logic gates and truth tables 1
48. Logic gates and truth tables 2
49. Logic gate system design
50. Logic gate system truth table
Household Electricity
51. Current and direction
52. Oscilloscope traces
53. Oscilloscope calculations
54. Mains electricity
55. Hazards of electricity
56. Mains plug diagram
57. Mains plug materials
58. Electrical faults
59. Circuit protected by a fuse
60. Residual current circuit breakers
61. Metal cases and the earth wire
62. Hairdrier earth wire
63. Higher currents - thicker cables
64. Resistors and energy
65. Electrical power equation
66. Electrical power and fuse calculation
67. Electrical energy transferred by a lamp calculation
Electricity was last modified: November 8th, 2025 by Olly Wedgwood