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S5P2c (conductors and insulators)

Total questions: 30

Worksheet time: 35mins

Name
Class
Date
1.
What is the BEST example of a conductor? 
a)
A wooden block
b)
A ceramic mug
c)
A glass cup
d)
A metal bowl
2.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Iron
d)
Glass
3.
What is NOT an example of an insulator in the kitchen?
a)
an oven mitt
b)
pots and pans
c)
wooden spoons
d)
a plastic measuring cup
4.
Conductors are materials that...
a)
Allow heat to pass through
b)
Stop heat from passing through
c)
Allow cold to pass through
d)
Stop cold from passing through
5.
All of the following are conductors except _______.
a)
metal spoon
b)
wire
c)
iron nail
d)
plastic spoon
6.
Which of the following materials is an electrical insulator?
a)
aluminum
b)
gold
c)
rubber
d)
steel
7.
Why is electrical wiring usually covered with a layer of plastic?
a)
To help electricity flow along the wire
b)
To make it look pretty
c)
To make it safe
8.

A material that allows heat or an electric current to flow through easily

a)

Conductor

b)

Insulator

c)

Magnetism

d)

Electric Circuit

9.

A material that prevents heat or an electric current from flowing

a)

Conductor

b)

Insulator

c)

Magnetism

d)

Electric Circuit

10.

The flow of electricity through a circuit

a)

Closed Circuit

b)

Open Circuit

c)

Electric Current

d)

Magnetic

11.
Olivia wanted to complete her circuit with a conductor.  What object is her best option?
a)
Wood stick
b)
Glass bead
c)
Aluminum foil
d)
Styrofoam
12.
A jacket is a good example of an . . .
a)
Insulator
b)
Investigator
c)
Conductor
d)
Interrogator
13.

___________________ are materials that ALLOW heat and electricity to move easily through them.

a)

Conductors

b)

Insulators

14.

TIN CAN

a)

INSULATOR

b)

CONDUCTOR

15.

Which best explains why a refrigerator is usually not made completely

out of metal?

a)

Metal will not transfer heat, which allows the refrigerator to remain cool.

b)

Metal easily transfers heat, which would warm the inside of the

refrigerator.

c)

Metal would heat up quickly on the outside, making the door too hot

to touch.

d)

Metal cools quickly, causing the refrigerator to be too cold and freeze

the food inside.

16.

Which best explains why many car motor parts are made from metal

instead of plastic?

a)

Metal can withstand heat better than most plastics.

b)

Plastic is more expensive than metal.

c)

Plastic is less flexible than metal.

17.

Miguel is packing popsicles for a picnic. In which type of container would

it be best for Miguel to store his popsicles?

a)

aluminum

b)

copper

c)

paper

d)

plastic

18.

Which best describes a material that would be used to insulate a house?

a)

excellent conductor of heat

b)

excellent conductor of cold

c)

poor conductor of heat

d)

poor conductor of cold

19.

When cooking over a campfire, which of the following items would you rather use to cook?

a)

metal pan

b)

wooden board

c)

plastic bowl

d)

styrofoam tray

20.

Plastic is a great conductor of heat so it flows quicker.

a)

True

b)

False

21.
Which of these best completes the circuit?
a)
rubber band
b)
metal nail
c)
leather shoelace
d)
wooden toothpick
22.
A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?
a)
plastic straw
b)
cotton string
c)
aluminum foil
d)
rubber eraser
23.
Which of these substances conducts electricity the best?
a)
wood
b)
brick
c)
copper
d)
plastic
24.
What material would be safest to use as an insulator to cover electrical wires?
a)
rubber
b)
tin
c)
aluminum
d)
water
25.
If you replace the paper clip with a plastic spoon, what is the plastic spoon acting as?
a)
A conductor
b)
A diode
c)
An insulator
d)
A switch
26.
Which of these objects is an insulator?
a)
Copper Wire
b)
Paper Clip
c)
Steel Pole
d)
Rubber Gloves
27.
Which one is a conductor? 
a)
wood 
b)
iron 
c)
plastic spoon 
d)
paper 
28.
wood is a _____?
a)
conductor
b)
insulator
29.
Silver is a _____?
a)
insulator
b)
conductor
30.
In most electrical circuits, the pathway is made of:
a)
Metal
b)
Plastic
c)
Static
d)
Wood