7J Electrical Circuits - PowerPoint PPT Presentation
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Title:
7J Electrical Circuits
Description:
... the bulbs can you work out what the electrical circuit looks like? ... use simple equipment to make measurements e.g. length and mass. make basic observations ... – PowerPoint PPT presentation
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Title: 7J Electrical Circuits
1
7J Electrical Circuits
- Whats in the black box?
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Objective
- To describe and explain what circuits are in the
black boxes
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The Black Box
- By unscrewing the bulbs can you work out what the
electrical circuit looks like? - Record your observations
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Obtaining your evidence
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Results
- When you have finished testing the Black Box
draw the circuit you think is inside the box
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Making a conclusion
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Inside the Black Boxes
Outcomes
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Plenary
- Can you design a circuit for the Black Box that
will have all the remaining bulbs light, when any
bulb is unscrewed?
