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Energy of moving objects

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Why this, why now

This unit covers energy changes in systems through heating, forces, and electrical work. It includes energy storage, efficiency, and transfer methods like insulation. Emphasis is on calculating energy, conducting experiments, interpreting data, and communicating findings accurately.

Prior knowledge requirements

  • Ardaydu waa inay yaqaanaan aasaaska maadada.
  • Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 6 / 8

Energy of moving objects

This unit covers energy changes in systems through heating, forces, and electrical work. It includes energy storage, efficiency, and transfer methods like insulation. Emphasis is on calculating energy, conducting experiments, interpreting data, and communicating findings accurately.

41 lessons
  1. Calculating the energy of moving objects (Ek=1/2mv2)
  2. Calculating energy changes (Ek and Ep)
  3. Calculating energy changes - with complex examples (Ek and Ep)
  4. Calculating energy changes (E)
  5. Calculating energy changes - with complex examples (KE and dGPE)
  6. Calculating the energy of moving objects (KE=1/2mv2)
  7. Calculating energy changes - with complex examples (E)
  8. Calculating energy changes (KE and dGPE)
  9. Stretching a spring analysis (F=ke)
  10. Efficiency (in terms of energy and power)
  11. Calculating the energy of a spring (E = 1/2 kx²)
  12. Calculating the energy of springs (E = 1/2 kx²)
  13. Stretching a spring analysis (F=kx)
  14. Calculating the energy of a spring (Ee = 1/2 ke²)
  15. Stretching a spring analysis and calculations (F=ke)
  16. Power (P = E ÷ t)
  17. The energy of objects in a gravitational field (E=mgh)
  18. Efficiency (in terms of useful energy transferred)
  19. The energy of an object in a gravitational field (E=mgh)
  20. The energy of objects in a gravitational field (dGPE=m x g x dh)
  21. Work done (W = F × s)
  22. Calculating the energy of moving objects (E=1/2mv2)
  23. Calculating the energy of a moving object (E=1/2mv2)
  24. Calculating efficiency (in terms of useful output energy transfer)
  25. The energy of an object in a gravitational field (dGPE=m x g x dh)
  26. Stretching a spring analysis and calculations (F=kx)
  27. The energy of an object in a gravitational field (EP=mgh)
  28. Power calculations (P = W/t)
  29. Calculating the energy of springs (Ee = 1/2 ke²)
  30. Calculating efficiency (in terms of useful energy transferred)
  31. The energy of objects in a gravitational field (EP=mgh)
  32. Calculating the energy of a moving object (KE=1/2mv2)
  33. Power (P = W ÷ t)
  34. Work done calculations (W = F × s)
  35. Calculating efficiency (in terms of energy and power)
  36. Calculating the energy of a moving object (Ek=½mv²)
  37. Power calculations (P = E ÷ t)
  38. Stretching a spring practical
  39. Efficiency (in terms of useful output energy transfer)
  40. Work done calculations (E = F × d)
  41. Work done (E = F × d)