WorksheetsElectricity and Circuit
Total questions: 21
Worksheet time: 13mins
_____ is an electric device which easily closes or opens an electric circuit.
Filament
Electric bulb
Electric switch
Electric cell
Human body is good conductor of electricity.
True
False
i dont know
May be
A device which is used to make or break an electric circuit is called (a) .
Human body is a good conductor of electricity. (True/ false)
(a)
Why is electrical wiring usually are covered with a layer of plastic?
To make it look pretty
To help electricity flow along the wire
To make it safe
To add more energy
The purpose of wires are to?
Turn a switch on
Turn off a light
Carry electric current to different parts of the circuit
Make a motor move
The purpose of a switch is to?
Start and stop electric current
Make a motor move
Turn on a light
Heat up wires
The 3 components needed to complete a light circuit are? (Choose 3)
Motor
Light bulb
Switch
Wires
Battery
A (a) is a complete, closed path through which electric charges can flow.
A light uses electrical energy to produce (a) energy.
Which particle in an atom has negative charge?
proton
neutron
electron
nucleon
An electric current is a flow of (a) ?
