7J Electrical Circuits

1
7J Electrical Circuits

• Whats in the black box?

2
Objective

• To describe and explain what circuits are in the
  black boxes

3
The Black Box

• By unscrewing the bulbs can you work out what the
  electrical circuit looks like?
• Record your observations

4
Obtaining your evidence
5
Results

• When you have finished testing the Black Box
  draw the circuit you think is inside the box

6
Making a conclusion
7
Inside the Black Boxes
Outcomes
8
Plenary

• Can you design a circuit for the Black Box that
  will have all the remaining bulbs light, when any
  bulb is unscrewed?