P5 Electrical Systems

Challenging Question on Electricity

This science revision note aims to help your child

–  understand how different electric components work.

– Imagine which pathway electric current flow in different circuits.

 

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Akash set up a circuit and tested it by opening and closing different switches. He recorded his results in the table below.

Which of the following circuits did Akash set up?

STEP 1

Look at each of the options and go through each combination of switches to determine whether the number of lighted bulbs matches.

Tip: Use a pencil to draw the circuit formed when the respective switches are closed to easily visualise the circuit!

STEP 2

Analyse each option

Option 1

Option 2

 

Option 3

 

Option 4

 

FINALLY, choose the correct answer

The answer is 4.

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