Year 8 Quiz Circuits II
1. Match the symbol with its name
Name____________________________
Year 8 Quiz Circuits II
Name____________________________
2. Check  the box that applies:
 Bulb will not light
 Bulb will not light
 Bulb will not light
 Bulb will light
 Bulb will light
 Bulb will light
3. Describe the effect of changing the number of cells on the
current.
a. Increasing the number of cells increased the current
b. Decreasing the number of cells increased the current
c. Increasing the number of cells decreased the current
d. Decreasing the number of cells decreased the current
4. State the function of a voltmeter. Include units.
a. To measure current, in volts, of a circuit
b. To measure the potential difference, in amps, of a circuit.
c. To measure current, in amps, of a circuit
d. To measure the potential difference, in volts, of a circuit
5. Describe how a voltmeter is connected in a circuit.
a. in parallel to components measured in a circuit.
b. in series with components measured in a circuit
6. Describe how the potential difference changes when more cells
are added
a. The potential difference decreases
b. The potential difference increases
c. The potential difference doesn’t change
Year 8 Quiz Circuits II
Name____________________________
7. Which shows the voltmeters and Ammeters arranged
correctly? (put a check  - can be more than one)
A1
V1
V3
V2
A3

A2

8. State one difference in the shape of a series circuit and a
parallel circuit.
a. A series circuit has one loop and a parallel circuit has
several loops.
b. A parallel circuit has one loop and a series circuit has
several loops.
c. A parallel circuit is the same as a series circuit
d. A series circuit has more branches than a parallel circuit.
Year 8 Quiz Circuits II
Name____________________________
9. Matching. Complete the sentence.
In a series circuit the current…
Current in branches of a parallel
circuit …
Potential difference in series
circuit …
Potential difference in parallel
circuit …
… is shared between
components.
… is the same in all
branches.
…is the same throughout
the circuit.
… adds up to current from
the cell.
Using the Circuit Diagram below, answer the following questions.
10.
Which is correct?
a. V1 = 6V
b. V1 > 6V
11.
Which is correct?
b. A1 < A2
a. A1 = A2
c. V1 ≠ 6V
c. A1 ≠ 4A
d. V1 = V2
d. A1 > A2
Year 8 Quiz Circuits II
Name____________________________
Using the circuit diagram below, answer the following questions:
12.
Which is correct?
a. V1 = V2
b. V1 = 6V
13.
Which is correct?
a. A1 = A2
b. A1 = A3
c. V2 = 6V
c. A1= 4A
d. All of the
above
d. All of the
above
14.
In the above circuit, if one of the components (i.e. a bulb)
stopped working:
a. All of the bulbs would stop working
b. The other bulb would break
c. The other bulb would continue to work
15.
In the above circuit, say a motor is being operated on the
inner circuit and a lamp is working on the outer circuit (the
motor requires more energy to operate. Which of the following
is correct?
a. A2 = A1
b. A2 = A3
c. A2 > A3
d. A2 < A3
Year 8 Quiz Circuits II
16.
Name____________________________
What is the current if 12 C of charge passes in 3s?
a. 36 A
b. 4 A
c. 0.25 A
17.
What is the reading of the ammeter labelled A1 in this
circuit?
a. 0.1 A
b. 0.2 A
c. 0.3 A
18.
If you add a component to a circuit in series, what is the
relationship between the left and right diagrams?
a. The overall resistance is increasing.
b. The overall resistance is decreasing.
c. The overall resistance stays the same.