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Practice Quiz Energy

Total questions: 60

Worksheet time: 46mins

Name
Class
Date
1.

Which of the following is not a source of thermal energy?

a)

Friction

b)

Heat source

c)

Sun

d)

shoes

2.

The picture shows an electrical circuit. This circuit is a series circuit because:

a)

It has 3 light bulbs.

b)

The same current flows through all three light bulbs.

c)

It uses a single battery.

d)

The electrical current has more than one path to flow through

3.

How many bells would ring if wire X were removed

a)

3

b)

2

c)

1

d)

0

4.

The image shows a glass of water in front of a sheet of paper with diagonal lines. What causes the lines in this image appear distorted?

a)

Light is reflected

b)

Light is refracted

c)

Light is blocked

d)

Light is focused

5.
A complete circuit has .......
a)
a motor in it
b)
a switch in it
c)
two bulbs in it
d)
no breaks in it
6.
A student began building a circuit to light a bulb.  What else does the student need to produce light?
a)
a battery that has energy
b)
a wire that is insulated
c)
a switch that is open
d)
another bulb of the same size
7.
Which bulbs will light?
a)
1 and 2
b)
2 and 3
c)
3 and 4
d)
4 and 2
8.
Which is NOT true of a series circuit
a)
One light bulb can be broken and other lights will still work.
b)
All loads are a single loop
c)
Adding more loads will lessen the current in the loop
9.

A teacher set up 4 mirrors, a laser, and a block. The light from the laser hits the block because light –

a)

travels in a straight line and reflects off of mirrors

b)

travels in a straight line and refracts off of mirrors

c)

travels in a curve and reflects off of mirrors

d)

travels in a curve and refracts off of mirrors

10.

Which type of energy can travel without matter?

a)

sound

b)

light

c)

thermal

d)

mechanical

11.

What energies are needed for this fan to work ?

a)

electrical and thermal

b)

electrical and mechanical

c)

mechanical and sound

d)

mechanical and thermal

12.

Which of the following uses electricity for energy?

a)

a windmill

b)

a street light

c)

a solar cooker

d)

a wind-up toy

13.

why do we use plastic or rubber as materials to cover electric plugs and outlets?

a)

these forms of matter conduct electrical energy

b)

these forms of matter insulate electrical energy

c)

these forms of matter produce electric energy

d)

these forms of matter produce light and heat energy

14.

What energy form is being used?

a)

Sound

b)

Thermal

c)

Light

d)

Mechanical

15.
What energy form is this? 
a)

Light and thermal

b)

Electrical and Sound

c)

Sound and Mechanical

d)

Mechanical and Thermal

16.

What energy form is being used to help the girl win the race?

a)

Sound

b)

Electrical

c)

Light

d)

Mechanical

17.
What energy form is this? 
a)
Mechanical
b)
Sound
c)
Thermal
18.
The ultimate source of energy is:
a)
The sky
b)
The sun
c)
Plants
d)
Movement
19.
Which type of energy is formed by vibrating objects?
a)
thermal energy
b)
electrical energy
c)
sound energy
d)
light energy
20.
What energy is caused by the movement of electrically charged particles?
a)
electrical energy
b)
kinetic energy
c)
thermal energy
d)
potential energy
21.
What is an example of light energy?
a)
A bird chirping
b)
The sun 
c)
A girl running
d)
An oven
22.
What is an example of thermal energy?
a)
A can
b)
A heater 
c)
A bed
d)
A girl
23.
Which of the following is a way thermal energy is used at school every day?
a)
Cooking food for lunch
b)
Writing with a pencil
c)
Looking in a mirror
d)
Turning on the lights
24.

Light bounces off when it is

a)

reflected

b)

absorbed

c)

refracted

d)

transmitted

25.

Light travels...

a)

around corners

b)

in a straight line

c)

in waves

d)

in circles

26.
Light bends when it is 
a)
refracted
b)
reflected
c)
absorbed
27.

Lenses, like camera lenses or microscopes...

a)

reflect light

b)

refract light

c)

absorb light

28.

Which of the following is a synonym for the phrase "soak up"?

a)

absorb

b)

reflect

c)

refract

29.

What do smooth, shiny surfaces do?

a)

reflect light

b)

refract light

c)

absorb light

30.

When we see a rainbow, we see

a)

light being reflected

b)

light being refracted

c)

light being absorbed

31.
When light is reflected it...
a)
slows down.
b)
bounces back.
c)
bends in many directions.
d)
stops.
32.
Light that bends has been ____________________
a)
teleported
b)
reflected
c)
charged
d)
refracted
33.
A lens that is thicker in the center and thinner at the edges and bends light inwards is a ____________________
a)
concave lens
b)
convex lens
34.

This is an example of?

a)

Absorb

b)

Reflection

c)

Refraction

d)

Transmition

35.
When light can easily pass through an object, we say that that object is ___ .
a)
transparent
b)
translucent
c)
opaque
d)
transported
36.
When light partially passed through an object, we say that that object is ____ .
a)
translucent
b)
transparent
c)
opaque
d)
optical
37.
When light cannot pass through an object, we say that that object is ____ .
a)
opaque
b)
transparent
c)
translucent
d)
translated
38.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

39.
wood is a _____?
a)
conductor
b)
insulator
40.
water is a______?
a)
conductor
b)
insulator
41.
When you flip a light switch on and off you are closing and opening a circuit.
a)
true
b)
false
42.
When all parts of the circuit are connected it is a ______ circuit. 
a)
open
b)
closed
43.
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
44.
If you replace the paper clip with a plastic spoon, what happens?
a)
The bulb doesn't light
b)
The bulb is dimmer
c)
The wires get hot
d)
There is no change
45.
An object through which electrons can easily flow is called a(n) ___________.
a)
Conductor
b)
Insulator
46.
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.
47.
Which one is a conductor? 
a)
wood 
b)
iron 
c)
plastic spoon 
d)
paper 
48.
Would would best complete this circuit?
a)
A wire
b)
A switch
c)
A battery
d)
A light bulb
49.
What is a common energy source for a circuit?
a)
Light bulb
b)
Battery
c)
Wire
d)
Switch
50.

This is an example of a

a)

power source

b)

light

c)

switch

d)

pathway

51.

This is an example of a

a)

power source

b)

light

c)

switch

d)

pathway

52.

True or False?

When a switch is ON the current is CLOSED

a)

True

b)

False

53.

What is a power source?

a)

It provides electrical energy for the circuit

b)

It is an unbroken conductor that allows electrons and energy to flow

c)

It is a source of illumination in a circuit

d)

It is a device making or breaking the connection in a closed circuit

54.

If I add a second battery to my closed circuit, what will happen?

a)

Nothing will change

b)

The circuit will explode

c)

The light will get brighter

d)

The light will not turn on

55.

What will happen if I add a second light to my circuit?

a)

Absolutely nothing will happen.

b)

The lights will get dimmer.

c)

The lights will explode.

d)

The lights will get brighter.

56.

Why are switches important in a circuit?

a)

Switches make things more convenient

b)

Switches help conserve energy

c)

Switches make working with circuits safer

d)

All of these

57.

Which of these are not part of a closed circuit:

a)

battery

b)

switch

c)

rubber glove

d)

paper

e)

wire

58.

A science class has a tortoise in a large terrarium. An electrical lamp is located in the corner.

What kind of energy is used by the lamp to produce light?

a)

Thermal, because the lamp increases the temperature in the terrarium

b)

Light, because it produces light

c)

Mechanical, because the lamp can be moved

d)

Electrical, because the lamp is plugged in

59.

In some circuits used for decorating, one burned-out bulb prevents the other bulbs from lighting. In other circuits, one burned-out bulb has no effect on other bulbs. In which of these circuits will other bulbs light even if one bulb is burned out?

a)

b)

c)

60.

A student built the circuit shown. Why doesn’t the lightbulb glow?

a)

The lightbulb is not part of a closed circuit.

b)

The buzzer is using too much energy from the battery.

c)

The circuit needs a closed switch between the buzzer and the battery.

d)

The lightbulb is in contact with too many wires.

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