Energy & Power

Energy & Power courseWelcome to the GCSE Physics Ninja Energy & Power course.

These video lessons are based on question-and-answer flashcards. You can either make your own or download the printable flashcards from the shop.

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Energy, Work Done & Power Flashcards and Tutorials
Energy & EfficiencyAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH EXT
1. Nine forms of energyAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
2. Sankey diagram and energy transfersAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
3. Energy transfer and formsAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
4. Sun-Earth energy transfersAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
5. Energy transfers in machinesAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
6. Energy efficiency of an applianceAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
7. Efficiency equationsAF AH ATF ATH CS E1 E2 OAF OAH OBF OBH
8. Efficiency of a light bulb calculationAF AH ATF ATH CS E1 E2 OAF OAH OBF OBH
9. Efficiency of an electric motor calculationAF AH ATF ATH CS EXT
10. Gravitational potential energy equationAF AH ATF ATH CS E1 E2 OAF OAH OBF OBH
11. Gravitational potential energy calculationAF AH ATF ATH CS E1 E2 OAF OAH OBF OBH
12. Kinetic energy equationAF AH ATF ATH CS E1 E2 OAF OAH OBF OBH
13. Kinetic energy calculationAF AH ATF ATH CS E1 E2 OAF OAH OBF OBH
14. Maximum speed of a falling body calculationAH ATH CC CS E1 E2 OAF OAH OBF OBH
Work DoneAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH EXT
15. What does Work Done mean?AF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
16. Forces and energy transfersAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
17. Braking and work doneAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
18. Braking energy transfer examplesAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
19. Springs and work doneAF AH ATF ATH OAF OAH OBF OBH
20. Work done by a force equationAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
21. Playground slide calculationAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
Power & Cost EffectivenessAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH EXT
22. Power and energyAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
23. Power equationAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
24. Power calculationAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
25. Units of powerAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH
26. Energy transferred equationCC CS OBF OBH EXT
27. Energy transferred calculationCC CS OBF OBH EXT
28. Cost of electrical energy calculationCC CS OBF OBH EXT
29. Electricity meter reading calculationCC CS OBF OBH EXT
30. Cost-effectiveness of appliancesEXT
31. Payback timeEXT
Energy ResourcesAF AH ATF ATH CC CS E1 E2 OAF OAH OBF OBH EXT
32. Renewable energy sourcesAF AH ATF ATH CC CS E2 OAF OAH OBF OBH
33. Energy sources for power stationsAF AH ATF ATH CC CS E2 OAF OAH OBF OBH
34. Methods of generating electricityCC CS E2 OAF OAH OBF OBH EXT
35. Sources of energy from the SunCS EXT
36. Electricity from the sunAF AH ATF ATH CC CS E2 OAF OAH OBF OBH
37. Electricity from volcanic areasAF AH ATF ATH CC CS E2
38. Solar panels for heating buildingsAF AH ATF ATH CC CS E2 OAF OAH OBF OBH
39. Advantages and disadvantages of energy resourcesAF AH E2 CC CS OAF OAH OBF OBH
40. Electricity demand variationEXT
41. Power station startup timeEXT
42. Small scale electricity generationEXT
43. Energy resources and the environmentAF AH E2 CC CS OAF OAH OBF OBH
44. Carbon dioxideEXT
45. Electricity distributionAF AH ATF ATH CC CS E2 OAF OAH OBF OBH
46. Overhead vs underground electricity cablesEXT
47. Transformers and the national gridAF AH ATF ATH CC CS E2 OAH OBF OBH

What will I learn in this course?

When you have completed this course, you will be able to…

  • Understand how energy can travel and transfer from one form to another.
  • Calculate the efficiency of a machine or process.
  • Calculate the gravitational potential energy and kinetic energy of a body.
  • Work out the maximum speed of a falling body.
  • Understand the term ‘work done’ and how forces can ‘do work’.
  • Explain the idea of power in terms of energy transfer and time.
  • Calculate power using both standard units and ‘domestic power’ units.
  • Work out the cost of running an electrical appliance.
  • Understand the payback time of installing a more efficient appliance.
  • Describe and compare different energy resources available for our energy needs.
  • Explain the environmental impact of different energy resources.
  • Understand and describe how electricity is generated and distributed.