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Review Electricity and Magnetism

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
Magnets have a north and a south ___________
a)
shape
b)
color
c)
pole
d)
region
2.
The strongest part of a magnet is...
a)
the bars.
b)
the force field.
c)
the poles. 
d)
the middle.
3.
A circuit made of wires, a lamp, a switch, and a cell is shown at the right. What change is needed for the lamp to glow? 
a)
The switch needs to be opened.
b)
The switch needs to be closed.
c)
The cell needs an insulator.
d)
The wire needs to be connected to the bottom of the cell.
4.
The path along which electricity travels.
a)
Fuse
b)
Electric circuit
c)
Electric Discharge
d)
Insulator
5.
This is the circuit symbol for ...
a)
an AC current source
b)
a DC current source
c)
a battery
d)
a single cell
6.
this is the symbol for a _____?
a)
switch
b)
light 
c)
battery
d)
wires
7.

Which one is not a conductor?

a)

plastic

b)

metal paper clip

c)

a key

d)

metal nail

8.

Which one is not a insulator?

a)

plastic

b)

metal paper clip

c)

wood

d)

cotton

9.

Energy from the sun, which is provides heat and light energy for Earth is called ______________ energy

a)

mechanical

b)

sound

c)

solar

d)

polar

10.

Energy that is stored in food is called _____________ energy.

a)

solar

b)

chemical

c)

heat

d)

sound

11.

Energy that we can hear is called ________________ energy.

a)

light

b)

chemical

c)

sound

d)

solar

12.

What is energy?

a)

The ability to do work

b)

A force

c)

Electricity

d)

The ability to transform work

13.

What type of energy is being used when riding a bicycle?

a)

mechanical

b)

light

c)

thermal

d)

sound

14.
Like poles of a magnet do what?
a)
repel
b)
attract 
c)
nothing 
15.
Unlike poles of a magnet do what?
a)
repel
b)
attract
c)
nothing 
16.

A material that lets electricity travel through it easily

a)

parellel circuit

b)

magnet

c)

conductor

d)

insulator

17.
What is a good conductor of electricity?
a)
copper
b)
glass
c)
plastic
d)
rubber
18.
Why are electrical cords covered in plastic or rubber?
a)
Because plastic and rubber are insulators which keeps us safe
b)
because it looks nicer
c)
because all wires must have plastic or rubber
d)
because they won't melt
19.

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

a)

true

b)

false

20.

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

a)

plastic fork

b)

glass marble

c)

rubber band

d)

aluminum can

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