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Electricity

Electricity. Batteries, Current, Circuits, and More!. Insulators and Conductors. Insulators and Conductors. Insulators and Conductors. What parts of an automobile conduct and do not conduct electricity when struck by a fallen power line? What should you do and why?.

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Electricity

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Presentation Transcript

  1. Electricity Batteries, Current, Circuits, and More!

  2. Insulators and Conductors

  3. Insulators and Conductors

  4. Insulators and Conductors • What parts of an automobile conduct and do not conduct electricity when struck by a fallen power line? • What should you do and why?

  5. Producing Electrical Energy

  6. Producing Electrical Energy

  7. Producing Electrical Energy

  8. Producing Electrical Energy

  9. Producing Electrical Energy • Which of the devices is our main source of electrical energy? • What is the source of electricity in an automobile? • What was the source of electrical energy in the Skylab space station?

  10. Dry Cells and Batteries

  11. Dry Cells and Batteries

  12. Dry Cells and Batteries • On the dry cell, where are the contact points? Which way do the electrons flow? • Why aren’t the separators in a storage battery made of metal? • How is a 9 volt battery different than a 1.5 volt battery from the picture?

  13. Circuits

  14. Circuits

  15. Circuits • List the items needed to make a complete circuit of electricity. • What causes a short circuit?

  16. Series and Parallel Circuits

  17. Series and Parallel Circuits

  18. Series and Parallel Circuits

  19. Series and Parallel Circuits • Which type of circuit would you find in homes? Why?

  20. Switches and Fuses

  21. Switches and Fuses

  22. Switches and Fuses

  23. Switches and Fuses • What do you know about push button switches and circuit breakers?

  24. An Electric Motor

  25. An Electric Motor • Which parts of the electric motor have magnets? • How are a generator and a motor alike? • How are they different?

  26. An Electric Motor • Electric motors operate due to the attraction and repulsion of the magnetic poles of the armature and the field magnet.

  27. Devices Using Electricity

  28. Devices Using Electricity

  29. Devices Using Electricity

  30. Devices Using Electricity • How are the incandescent light and the fluorescent light different? • What do you think were some of the problems Thomas A. Edison had in inventing the incandescent lamp?

  31. Current Electricity Extras • What do AC and DC stand for? • What’s the difference between AC and DC electricity? • Where do you find them and what are their advantages?

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