WorksheetsELECTRICITY
Total questions: 50
Worksheet time: 45mins
Which is an example of how we use electricity?
Battery
Solar panels
Light bulb
Wind turbine
Electricity is a form of energy involving the flow of atoms.
True
False
What are the two types of electricity?
Static and electrons
Current and voltage
Series and parallel
Static and current
What 3 things does a circuit need for current to flow?
energy source, energy user, wires
energy source, switch, wires
energy source, energy user, switch
energy user, switch, wires
In a circuit diagram, this symbol represents a
switch
multimeter
battery
globe
What is used to measure electric current?
Voltmeter
Ammeter
Wattmeter
pH meter
What type of circuit is this?
Series
Parallel
Simple
In a series circuit, how is the brightness of a light globe affected when another globe is connected?
It gets brighter
It stays the same
It gets dimmer
It goes out
What is electricity?
an object that electrons do not flow through
energy created by moving charged particles
when two objects repel each other
a circuit that has only one path for electricity to flow
Which of the following is an insulator?
an eraser
a wire
a penny
a metal spoon
Which of the following is a conductor?
wood
rubber
metal
plastic
This picture shows a circuit that is
closed
open
an insulator
static electricity
What kind of electricity is natural (example: lightning)?
current electricity
static electricity
power source
insulator
What is the purpose of a fuse?
to break the circuit and turn the power off if there is too much power being run
to add more power to the circuit
to be a conductor
to be an insulator
A parallel circuit has more than one path for electricity to flow
true
false
Imagine you are creating a circuit. It works and the light bulb turns on. Then you add a piece of plastic to the circuit, and the light bulb does not turn on. We can infer that the plastic is
an insulator
a conductor
an electron
static electricity
If the light bulb turns ON in a circuit, that means the circuit is
open
closed
Items that have the same charge will do what?
attract
repel
Items that have opposite charges do what?
attract
repel
nothing changes
What is a device that supplies the power to an electric circuit (for example: a battery)?
electron
atom
power source
fuse
Electrons will move easily through Aluminum. Based on this, we know Aluminum is a(n)
conductor
insulator
Which is an example of static electricity?
Neutrons are located in the center of an atom
A light bulb turns on when the circuit is closed
An electromagnet picks up metal objects
a boy shocks his sister after sliding his feet across the carpet
What is the build up of electrical charges in one place called?
neutrons
static electricity
insulator
conductor
Which of these materials is a good insulator?
gold
copper
silver
plastic
Which of the folowing uses resistors to transform electricity into sound?
a teacher blowing a whistle
drums
an electric piano
a flute
The resistor in an incandescent lightbulb is called
flourescent
a filament
the Edison
the insulator
Which of the following is a good conductor?
copper
rubber
dry wood
glass
Electrical current is either alternating current (AC) which comes through the wires and outlets in your home or
direct current which comes from batteries
direct current which comes from a power plant
continuous currect which is from solar energy
discreet current which comes from batteries
In order for electricity to flow you need_________?
wire
battery
closed circuit
light bulb
A material that allows heat or electricity to flow through it is a ______________?
insulator
circuit
current
conductor
