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Worksheetselectricity Grade 4
Total questions: 37
Worksheet time: 29mins
What is a flow of charged particles called?
Electric current
Electric circuit
Electrons
Electric switch
A path that electricity can flow through is called
An electric current
An electric circuit
A wire
A load
A circuit in which a bulb lights up must be:
Open
Closed
Have a switch
Open or closed
A circuit can be opened or closed using a
Load
Connector
Switch
Wire
Electricity can be dangerous because
It is powerful
It can make you sick
It can give you an electric shock
It is hot
Look at this circuit
is it an open circuit?
Is it a closed circuit?
This circuit
Has one break
Has many breaks
Has no breaks
In this circuit
The bulb will light up
The bulb will not light up
Which of the following are dangers associated with electricity?
Wet hands
Uncovered wires
Broken plugs
All of the above
Atoms usually have the ............. number of positive(+) and negative(-) particles.
same
different
Static electricity happens when positive and negative charges .......................
balanced
no longer balance
................. an electric charge in motion.
Electric current
static
An electric current flows .........................from one place to another.
slowly
gradually
quickly and invisibly
Atoms with opposite charges will ..........................
attract
repel
........................ is the tiny building blocks of everything.
element
Atom
electrons
ball
Atom has different charged particles they are ................................
no charge only
negative charges only
positive charges only
positive, negative and no charge particles
A/an _________________ is a material that will not allow electricity to flow through it or would flow with difficulty
Gold
Copper
Glass
paperclip
rubber boots
Identify the conductor below.
cloth
plastic
metal
How can it be explained that someone's hair can stick to a balloon?
There is static electricity.
There is too much dust in the air.
The person needs to wash his hair.
Identify the part of the circuit that is labeled 1.
battery
wire
switch
bulb
If the light is on, the circuit is _________________.
closed
open
If the light is off, the circuit is ______________.
closed
open
What would best complete this circuit?
A wire
A switch
A battery
A light bulb
How could you make this circuit work?
Close the switch
Take out the bulbs
Add another battery
Add another bulb
In which of the following circuits will all of the remaining light bulbs go out if bulb 3 burns out?
What happens if there is a break at any point in a series circuit?
no current flows
current flows through an alternative path
resistance goes to infinity
current reverses direction
Which of the following is an example of a resistor?
battery
light bulb
wire
switch
Which type of Circuit is shown
series circuit
parallel circuit
This symbol is:
Batteries
Wire
Switch
A series circuit has ____ path(s) that the electric current can take.
One
Two
Three
Four
