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WorksheetsREVISION UNIT 7 ELECTRIC
Total questions: 45
Worksheet time: 25mins
What is the name of the component ?
(write answer in small letters)
(a)
Name of this component
(write in small letters)
(a)
What is the name of component in this diagram ?
(write in small letters)
(a)
This is a (a) .
(write in small letters)
What is this ?
(write in small letters)
(a)
What is the name of this component ?
(write answer in small letters)
(a)
The dry cell should be installed in a _________ and connected to the correct terminals.
switch
bulb holder
box
dry cell holder
The ________________ should be connected to every component correctly.
bulb holder
connecting wires
switch
When the switch is closed , the ______ will light up.
lamp
buzzer
bulb
It is used to complete and break the electric circuit.
bulb
switch
bulb holder
wires
Its function to supply electrical energy.
When the switch is closed , the ______ will light up.
lamp
buzzer
bulb
Is the circuit in the picture opened or closed?
opened
closed
Is the circuit in the picture opened or closed?
opened
closed
Why is the light bulb not light up?
because the switch is open
because the switch is closed
because you need a new battery
What do you need to do to make the light bulb light up?
change the battery out
attach an extra wire
close the switch
Will the electric current flow in this picture?
Adakah arus elektrik mengalir dalam litar pada gambar ini?
Yes
No
Is this a complete circuit?
No
Yes
Is this a complete circuit?
No
Yes
What is the function of dry cell in the circuit?
Apa fungsi sel kering?
to supply electrical energy
to produce light
to complete and break the electric circuit
To complete the circuit, a wire should be placed from —
When the switch is closed the buzzer will sound because -
How many light bulbs would be ON with this complete circuit?
1
3
2
4
The series circuit has _______ path for the electric current to flow.
zero
many
one
Does the bulb light up?
Yes
No
Why does the bulb not light up?
It is in a loop
It is connected to only one side of the battery
There is no battery
The wire/circuit is broken
Why won't the bell or lamp work?
They are in a loop
They are connected to only one side of the battery
There are no battery
The wire/circuit is broken
Why won't the bell or lamp work?
They are in a loop
They are connected to only one side of the battery
There are no battery
The wire/circuit is broken
Why won't the bell or lamp work?
They are in a loop
They are connected to only one side of the battery
There is no battery
The wire/circuit is broken
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?up
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
Replace the switch with the object in the picture. What will happen to the bulb?
lights up
does not light up
