Free Printable Electricity and Magnetism

Worksheets

Electricity and Magnetism

Total questions: 20

Worksheet time: 2hrs 40mins

Name

Class

Date

A series circuit will continue to work if one of the light bulbs is unscrewed.

true

false

If the switch is closed on a circuit it means the circuit is working.

true

false

If two balloons have the same charge the balloons will...

repel

attract

stay neutral

All of these are examples of conductors except...

wooden ruler

paper clip

metal key

copper penny

All of these are examples of insulators except....

plastic fork

glass marble

rubber band

aluminum can

This is an example of what type of circuit?

simple

series

parallel

Choose the vocabulary word that matches this definition:
a material that lets electricity travel through it easily

parellel circuit

magnet

conductor

insulator

Choose the vocabulary word that matches this definition:
an object that attract iron

conductor

static electricity

magnet

circuit

Choose the vocabulary word that matches this definition:
a path that has more than one way an electric current can flow

parallel circuit

series circuit

circuit

electricity

10.

What is the name of a path that has only one way for the current to flow?

current electricity

static electricity

battery

series circuit

11.

Why are electrical cords covered in plastic or rubber?

Because plastic and rubber are insulators which keeps us safe

because it looks nicer

because all wires must have plastic or rubber

because they won't melt

12.

What is a wire in a circuit wrapped around an iron core called?

electromagnet

generator

electric motor

13.

What is the purpose of a switch in an electric circuit?

to allow the circuit to be opened or closed

to change the direction of the current

to provide a push for the current

to increase the electric power to the load

14.

What is the purpose of an iron core in an electromagnet?

to hold the loops of wire in place

to make the magnetic force stronger

to change the direction of the electric current

to change the direction of the magnetic force

15.

A student is investigating how changing the size of the core of an electromagnet affects its strength. Which of these is most likely the dependent variable in the student's investigation?

the number of wire coils wrapped around the core

the number of paper clips picked up by the electromagnet

the voltage of the battery used in the circuit

the size of the piece of iron used as the core

16.

If two atoms, each with a different charge (+ and -), were brought near each other, they would....

attract each other

repel each other

create static discharge

have on effect on each other

17.

How many paths through which charge can flow would be shown in a circuit diagram of a series circuit?

two or more

one

none, the circuit is open

more information is needed

18.

What is this?

magnet

electromagnet

series circuit

parallel circuit

19.

What happens when current flows where it isn’t supposed to?

A short circuit will occur

A fire will occur

A bad connection will occur

20.

A continuous flow of electricity is called_____________

series

circuit

static

current

Reset

Electricity and Magnetism

Total questions: 20

Worksheet time: 2hrs 40mins

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