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WorksheetsElectricity and Circuits - Grade 6 ANNUAL EXAMS
Total questions: 40
Worksheet time: 26mins
Which of the following does not allows current to pass through them?
Which of the following is the fuse in buildings
Why do electricians wear gloves made of rubber?
It is soft.
It is waterproof.
It is an insulator.
It is inexpensive.
If we touch a a live wire carrying current, we get a shock. This is because our body is a/an
conductor of electricity
insulator of electricity
source of electricity
None of these
Which among the following metal is used for making electric wires?
Graphite
Iron
Copper
Zinc
Why is tungsten used as a filament in electric bulbs?
It is non luminous
It is a soft metal
It has a high melting point
It has a low melting point
Why is a switch used in a circuit?
To complete or break a circuit
To save energy
To prevent electric shocks
To make the bulb glow easily
The bulb in a circuit glows when electric current
flows through the glass covering
flows through its filament
stops flowing to the bulb
flows into the air through the bulb
What are the two places on the battery to which the wires can be attached called?
Switches
Filaments
Insulators
Terminals
A cell, a conducting wire and a bulb are used for constructing a simple electric circuit. What are they called?
Consumers
Connectors
Components
Sources
Which of these will generate electric current when kept in sunlight but not in the dark?
Solar cell
Car battery
Dry cell
Button cell
Cell is a device which-
Converts chemical energy into electrical energy.
Electrical energy into light energy
Electrical energy into magnetic energy
None of these
Filament of a bulb is made up of-
Aluminium
Chromium
Platinum
Tungsten
Would the bulb glow in the given circuit?
Yes
No
A Bulb glows only in-
A closed circuit
An open circuit
In both circuits
Open circuit if bulb is not fused
Why is tungsten used as a filament in electric bulbs?
It is non-luminous
It is a soft metal
It has a high melting point
It has a low melting point
Rita connected two bulbs across two cells in a simple circuit. What should she do to make the bulbs glow dimmer?
Replace one cell with a piece of chalk
Replace one cell with a piece of wire
Replace one bulb with a piece of wire
Replace one bulb with another cell
A cell, conducting wire and a bulb are used for constructing a simple electric circuit. What are they called?
Consumers
Connectors
Components
Sources
Which of the following is the symbol of an electric bulb?
What is an electric circuit?
A closed path between the cell and bulb in which electricity flows.
The flow of electrons through a conductor.
A device the interrupts the flow of electrons.
What is the direction of current in an electric circuit?
Positive to negative
Negative to positive
None of these
____ is the positive terminal of an electrical cell.
Metal disc
Metal case
Metal cap
Metal base
A combination of two or more electric cells is called _____
Electric circuit
Battery
Terminals
None of these
_____ is an electric device which easily closes or opens an electric circuit.
Filament
Electric bulb
Electric switch
Electric cell
Electric energy is produced from the ______ within the cell.
Chemicals
Metals
Terminals
None of these
The electric current in a closed circuit always flows from the ____ terminal of the electric cell to the _____ terminal.
Negative to positive
Positive to negative
Positive to positive
None of these
Cut wire 6. What happens?
Two lights turn off
One light turns off
All the lights work
None of the lights work
What needs to be changed to make this circuit work?
Add an extra wire
Flip one of the batteries
Reconnect the wires to the lightbulb so that they are both touching the same connector
Cut the wire in the space shown. How many bulbs stay lit?
1
2
3
0
The metal copper is there to:
Provide a conductor for energy to flow from one place to another.
Provide an insulator for energy to flow from one place to another.
Provide an insulator to slow the flow of energy.
Provide a conductor so slow the flow of energy.
Which of the following bulbs below will light up ??
What does this diagram mean?
An open switch
A battery
A closed switch
A cell
