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Electricity and Circuits

Total questions: 35

Worksheet time: 41mins

Name
Class
Date
1.
In a _______________ circuit there is only one path for electricity to flow.
a)
series
b)
parallel
2.
In a _______________ circuit there are many paths for electricity to flow.
a)
series
b)
parallel
3.
Circuits in your home, school, or other buildings are _____________ circuits.
a)
series
b)
parallel
c)
short
4.
Which material is an insulator?
a)
gold
b)
copper
c)
plastic
5.
Which material is a conductor?
a)
glass
b)
aluminum
c)
wood
6.
A/an _________________ is a material that will not allow electricity to flow through it.
a)
insulator
b)
conductor
7.
A/an _________________ is an object that will allow electricity to flow through it.
a)
insulator
b)
conductor
8.

A/an ________________ circuit has no gaps and the bulb will light up.

a)

open

b)

closed

9.

A/an _____________ circuit has a gap and the bulb will not light up.

a)

closed

b)

short

c)

open

10.
If the lights are on, the circuit is
a)
closed
b)
open
11.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
12.
What happens when the circuit is open?
a)
light bulb comes on
b)
device won't work
c)
static discharge
d)
lightning
13.
What is one problem with using a series circuit? 
a)
It has a lot of series. 
b)
If one goes down, they all go down! 
c)
It doesn't work properly.
d)
There are no problems. 
14.
In most electrical circuits, the pathway is made of:
a)
Wood
b)
Plastic
c)
Metal
d)
Static
15.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
16.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
17.
Which statement is true?
a)
The light bulb will light up because the  circuit is complete.
b)
The light bulb will light up because the  circuit is broken.
c)
The light bulb will not light up because the  circuit is complete.
d)
The light bulb will not light up because the  circuit is broken.
18.

Which of the following items would conduct electricity?

a)

Aluminum ladder

b)

Metal screwdriver

c)

Wooden baseball bat

d)

Rubber flip flops

19.

A penny is an example of

a)

An insulator

b)

an electron

c)

a proton

d)

a conductor

20.

which of the following materials are best used as insulators?

a)

Wood

b)

Rubber

c)

Metal

d)

Plastic

21.

The student arrived home and turned on a light switch, so she could see how to get to her bedroom. The switch allowed electricity to flow and was transformed into-

a)

Light energy

b)

mechanical energy

c)

superior energy

d)

radiant energy

22.

A science class was completing an experiment on electrical circuits. Why did the bulb go out each time the switch was opened?

a)

Opening the switch broke the circuit

b)

The battery was probably going flat

c)

There was too much electricity flowing

d)

Opening the switch closed the circuit

23.

Electricity used to operate a toaster or stove is transformed to -

a)

Potential energy

b)

Mechanical energy

c)

Superior energy

d)

Thermal energy

24.

Many electrical wires are wrapped with a plastic coating because plastic is -

a)

More dense than copper

b)

Able to keep its shape

c)

Less expensive than steel

d)

A good insulator

25.

After returning from a winter vacation, a boy wanted to heat his home using electricity. The electricity was transformed into -

a)

Mechanical energy

b)

Superior energy

c)

Thermal energy

d)

Light energy

26.
Most families keep a telephone in their kitchen. This is a tool that transforms electrical energy into ____________.
a)
Motion
b)
Heat
c)
Light
d)
Sound
27.
In a typical kitchen, which tool demonstrates how electrical energy can be transformed into heat?
a)
The dishwasher
b)
The stove
c)
The telephone
d)
The light
28.
What do nails, screws, aluminum foil, and copper wire all have in common?
a)
They are all flammable. 
b)
They are all insulators.
c)
They are all conductors.
29.
What do cardboard, a glass bowl, and rubber shoe all have in common?
a)
They are all power sources 
b)
They are insulators 
c)
They are conductors 
d)
They are magnetic 
30.
Materials that allow electricity to move easily through them are called what?
a)
Insulators 
b)
Conductors 
c)
Magnetic
d)
Electronic
31.
Materials that do NOT allow electricity to easily move through them are called what?
a)
Insulators 
b)
Conductors 
c)
Magnetic 
d)
Electronic 
32.

What is a flow of charged particles called?

a)

Electric current

b)

Electric circuit

c)

Electrons

d)

Electric switch

33.

A path that electricity can flow through is called

a)

An electric current

b)

An electric circuit

c)

A wire

d)

A load

34.

In a T.V. The electrical energy is changed to:

a)

light only

b)

Light and sound

c)

Light, sound and heat

d)

Light and heat

35.

An appliance that uses electricity and produces heat and light is:

a)

An iron

b)

A toaster

c)

A refrigerator

d)

A washing machine

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