KS3 ELECTRICITY QUIZ

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KS3 ELECTRICITY QUIZ

• Click to reveal the questions.
• Then record your answer in your books.
• Then click again to see the answer and correct
  your work.
• At the end of the quiz, print the slides with the
  questions that you got wrong. You can then
  discuss these questions in class.

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1. What is the electrical symbol for a battery?
2. What is the electrical symbol for a bulb?
3. What is the electrical symbol for an ammeter?
A
4. What do ammeters measure?
current
5. What are the units of current?
Amperes A
3
6. What is a current?
A flow of charge
7. What makes a current flow?
A voltage
8. What are the units of voltage?
Volts (V)
9. What happens to the voltage as you go around
a series circuit?
It is shared among all the components
10. There are two bulbs in a series circuit. What
is the electrical energy used for?
Light and heat
11. There are two identical bulbs in series with
a 12V battery. What will be the voltage across
each bulb?
6V
4
12. Draw the circuit diagram for the circuit
shown.
A
A
5
13.What type of circuit is this?
A series circuit.
Current.
14. What does the ammeter measure?
15. What units are used for these measurements?
Amperes (A)
16. In the position shown the reading is 2A. What
would an ammeter read in position X and Y?
It would give the same reading.
X
A
Y
6
17. Which of circuits A, B and C is a parallel
circuit?
C
A
C
1
4
B
5
2
3
7
18. The cells and bulbs are all identical. Which
two bulbs will have equal brightness?
1, 4 and 5 or 2 and 3.
A
C
1
4
B
5
2
3
8
19. The cells and bulbs are all identical. Which
bulb will be the brightest out of all of them?
1, 4 or 5
A
C
1
4
B
5
2
3
9
20. Why would bulb 1, 4 and 5 have the same
brightness?
They each have the same voltage across them.
A
C
1
4
B
5
2
3
10
Bulbs 2 and 3 have to share the voltage that bulb
1 gets to itself.
21. Why would bulb 2 or 3 be dimmer than 1?
A
C
1
4
B
5
2
3
11
22. Which switches need to be open or closed for
all three bulbs to be lit.
A closed, B open
A
B