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CD Question Bank - Workbook Science Year 5
Name: Class: .. Date: ..
SECTION A
Instructions: Each question is followed by four options, A, B, C and D. Choose the
correct answer.
Sources of Electricity
1 The picture below shows two electrical appliances.
Which of the following sources of electrical energy for X and Y are correct?
X Y
A Accumulator Dry cell
B Rechargeable battery Dry cell C Solar cell Rechargeable battery
D Dynamo Solar cell
2 Which of the following are sources of electrical energy?I II III
A I and II only
B I and III only
C II and III only
D I, II and III
SUMMATIVE TEST 5ELECTRICITY
Theme 2: Investigating Force and Energy
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CD Question Bank - Workbook Science Year 5
3 The picture below shows a television set.
Which of the following sources of electrical energy can make the television set
function?
I Dry cellsII Accumulator
III Hydroelectric power station
A I and II only
B I and III onlyC II and III only
D I, II and III
4 The picture below shows a source of electrical energy.
Which of the following devices uses the source of electrical energy shown above?
A B
C D
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CD Question Bank - Workbook Science Year 5
5 In which of the following instruments are solar cells used as the source of electrical
energy?
I SatelliteII Computer
III Calculator
IV Mobile phoneA I and III only
B II and IV only
C I, II and III only
D I, II, III and IV
6 Which of the following sources of electrical energy produces the largest electrical
energy?
A B
C D
Series and Parallel Circuits
7 Which of the following components and symbols are correctly matched?
A I and II only
B III and IV only
C I, II and III only
D II, III and IV only
8 The picture below shows a torch.
Component Symbol
I Dry cell
II Bulb
III Switch
IV Wire
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CD Question Bank - Workbook Science Year 5
Which of the following is the symbol for the part labelled X?
A B
C D
9 The picture below shows some electric components.
Which of the following is a complete electric circuit formed by connecting these
electric components?
A B
C D
10 Which of the following is not a component of a simple electric circuit?
A Wire
B Switch
C Dry cell
D Bulb holder
11 The diagram below shows an electric circuit.
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CD Question Bank - Workbook Science Year 5
Which of the following circuit diagrams represents the above electric circuit?
A B
C D
12 Which of the following circuit diagrams represent parallel circuits?
I II
III IV
A I and III only
B II and IV only
C I, II and III only
D II, III and IV only
13 The following diagram shows an electric circuit. When the switch is turned on, the
bulb does not light up.
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CD Question Bank - Workbook Science Year 5
Which of the following are probable reasons for the fault?
I The bulb has a burnt filament.II The dry cell is old.
III The wires are too long.
A I and II only
B I and III only
C II and III only
D I, II and III
14 The diagram below shows four electric circuits. In which circuit does the bulb lightup the brightest?
A B
C D
15 The diagram below shows an electric circuit which is made up of two dry cells,
two bulbs, a switch and wires.
Y
X
If bulb X burns out, what will happen to bulb Y?
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CD Question Bank - Workbook Science Year 5
A Bulb Y will not light up.
B Bulb Y will still light up.
C Bulb Y will become dimmer.
D Bulb Y will explode.
16 Which of the following will affect the brightness of a bulb in an electric circuit?I The number of dry cells
II The number of bulbs
III The number of switches
A I and II only
B I and III only
C II and III only
D I, II and III
17 The diagram below shows the dry cell holder of a toy car.
Based on the above diagram, the correct arrangement of the dry cells is
A B
C D
18 The diagram below shows a parallel circuit with two bulbs and three switches.
PX
Q
Y
R
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CD Question Bank - Workbook Science Year 5
What should be done to light up both bulbs X and Y?
A Turn on switches P and Q
B Turn on switches P and R
C Turn on switches Q and R
D Turn on switches P, Q and R
Safety Precautions when Handling Electrical Appliances
19 Which of the following are the dangers of mishandling electrical appliances?
I Fire
II Burn
III ElectrocutionIV Electric shock
A I and II only
B I, II and III only
C II, III and IV onlyD I, II, III and IV
20 Which of the following should not be adopted when using electrical appliances?
I II III
A I and II only
B I and III only
C II and III only
D I, II and III
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CD Question Bank - Workbook Science Year 5
SECTION B
Answerall the questions.
Instructions: Write your answers in the spaces provided.
Sources of Electricity
1 The picture below shows some sources of electrical energy.
P Q R S
(a) Name the sources of electrical energy shown above.P:
_______________________________________________________________
Q:
_______________________________________________________________R:
_______________________________________________________________
S:_______________________________________________________________
(b)Give one example of an electrical appliance which uses each of the followingsources of electrical energy.
P:
_______________________________________________________________
Q:_______________________________________________________________
R:
_______________________________________________________________S:
_______________________________________________________________
(c) Which source of electrical energy can supply the largest amount of electricalenergy?
__________________________________________________________________
(d)State one disadvantage in using P.
__________________________________________________________________
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CD Question Bank - Workbook Science Year 5
__________________________________________________________________
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CD Question Bank - Workbook Science Year 5
Series and Parallel Circuits
2 The diagram below shows two electric circuits.
W P Q
X Y Z
Circuit A Circuit B
(a) What do W, X, Y and Z represent?
__________________________________________________________________
(b) i. Which circuit is a parallel circuit?
_______________________________________________________________
ii. Give a reason for your answer in (b) i.
_______________________________________________________________
(c) i. Which circuit is a series circuit?
_______________________________________________________________
ii. Give a reason for your answer in (c) i.
_______________________________________________________________
(d) What should you do toi. light up both bulbs in circuit A?
_______________________________________________________________
ii. light up only bulb Q in circuit B?
_______________________________________________________________
(e) When all the switches are turned on, the bulbs in which circuit are brighter?
__________________________________________________________________
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CD Question Bank - Workbook Science Year 5
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