electricity

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• Click the RED arrow to start the video. Hover over a question for a screenshot to appear.
• 1. What is the topic covered in this video ?
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• 2. Why is the presenter in the dark ?
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• 3. How was the lesson supposed to start ?
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• 4. What is electrical energy and where does it come from ?
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• 5. What is the agenda and what will it cover ?
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• 6. Atoms are made up of three subatomic particles but do you know their names ?
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• 7. They all carry an electrical charge but do you know which ?
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• 8. Which subatomic particle zoom around the outside of the atom ?
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• 9. How would you describe electrical energy ?
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• 10. What is the similarity between subatom particles and magnets ?
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• 11. What do we call the movement of electrical energy beween atoms ?
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• 12. So, electricity is ...................... ?
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• 13. Name three items which use mains electricity ?
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• 14. Why is electricity used to power towns and cities ?
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• 15. Why is it easier to "transport" electricity than say petrol ?
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• 16. What are the dangers of electricity ?
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• 17. Some materials which allow electricity to flow through them easily are called ....... ?
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• 18. Can you name some good conductors of electricity ?
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• 19. What do you call a material that prevents the flow of an electric charge ?
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• 20. Can you name examples of some good insulators ?
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• 21. What is static electricity ?
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• 22. ................. and what does that cause ?
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• 23. How is lightning created ?
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• 24. Here is what has been covered in this video. Review any parts you are unsure of.
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