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Unit 4 Review

Total questions: 74

Worksheet time: 54mins

Name
Class
Date
1.

A bicycle rider is traveling up a hill. When the rider reaches the top of the hill, she stops to rest. Then she travels down the hill. Which statement correctly describes the potential energy and the kinetic energy of the bicycle rider?

a)

As the rider moves up the hill, her kinetic energy increases, and her potential energy decreases.

b)

As the rider reaches the bottom of the hill, her kinetic energy and her potential energy decrease.

c)

When the rider is at the top of the hill, her potential energy is the greatest, and her kinetic energy is the least.

d)

When the rider goes down the hill, her potential energy increases, and her kinetic energy decreases.

2.

Conservation of energy means that

a)

energy can be created but not destroyed

b)

energy can be destroyed but not created

c)

energy can be both created and destroyed

d)

energy can be neither created nor destroyed

3.

Kinetic energy can be described as

a)

energy in motion

b)

stored energy

c)

a chemical reaction

d)

connected energy

4.

Sammy studied kinetic and potential energy by observing apples on a tree during a field investigation. What type of energy do the apples on the tree have?

a)

elastic potential energy

b)

mechanical energy

c)

gravitational potential energy

d)

sound energy

5.

Which of the following changes will increase the kinetic energy of a snowball at the top of a hill?

a)

melting the snowball with the sun

b)

moving the snowball to a lower hill

c)

pushing the snowball as it rolls down the hill, increasing its velocity

d)

all of the above

6.

If a green golf ball is dropped from a height of 7 feet and a yellow golf ball is dropped from a height of 12 feet, which ball has greater potential energy before it is released?

a)

yellow

b)

green

c)

Both have the same amount of potential energy.

d)

Neither will have more potential energy than the other.

7.

At what point does the roller coaster have the highest amount of potential energy and the lowest amount of kinetic energy.

a)

At the top of the first hill

b)

At the bottom of the first hill

8.
Wood, batteries, gasoline, and  food are all examples of ________________________.
a)
gravitational potential energy
b)
elastic potential energy
c)
chemical potential energy
d)
None of the above
9.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
10.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
11.

What is the energy transformation that occurs in an electric pencil sharpener?

a)

mechanical energy to electrical energy

b)

electrical energy to mechanical energy

c)

radiant energy to sound energy

d)

chemical energy to mechanical energy

12.
Look at the diagram. Which point does the ball have the maximum potential energy?
a)
A
b)
B
c)
C
d)
D
13.
Look at the diagram. At which point does the ball have the maximum kinetic energy?
a)
B
b)
C
c)
D
d)
E
14.
A cell phone battery dies.  It gets plugged into an electrical outlet to recharge. Which of the following energy transformations occur during the charging?
a)
mechanical to chemical
b)
electrical to solar
c)
chemical to light
d)
electrical to chemical
15.
Tarzan is swinging through the jungle looking for Jane. He is constantly moving back and forth..his kinetic energy is being changed to 
a)
electrical
b)
chemical
c)
potenital
d)
nuclear
16.
Mrs. Goodwyn's students are complaining that it is hot in the classroom. She plugs in the fan and turns it on, which energy transformation occurs?
a)
mechanical to electrical
b)
electrical to mechanical
c)
chemical to mechanical
d)
electromagnetic to mechanical
17.
Which form of energy is produced by the splitting of the nucleus of an atom?
a)
solar
b)
nuclear
c)
chemical 
d)
none
18.
The sun’s energy used by green plants to produce food is an example oflight energy being converted to what other form of energy?
a)
kinetic energy
b)
heat energy
c)
mechanical energy
d)
chemical 
19.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
20.
The Law of Conservation of Energy states that...
a)
energy can be destroyed
b)
energy can not be created or destroyed
c)
energy can only be destroyed using the force
21.

Choose the image below that shows potential energy decreasing then increasing if following the arrows from left to right?

a)
b)
22.

How does a windmill change forms of energy?

a)

Mechanical to electrical

b)

Electrical to mechanical

c)

Mechanical to light

d)

It is unable to change forms

23.

If you have a battery in a device, what is the first energy transformation that must happen?

a)

Chemical to light

b)

Chemical to electrical

c)

Electrical to chemical

d)

Electrical to light

24.

Choose the sequence that best shows this path of energy from the sun to a plant eating animal.

a)

radiant energy >mechanical energy > chemical energy

b)

radiant energy >chemical energy > mechanical energy

c)

chemical energy >mechanical energy > radiant energy

d)

chemical energy >radiant energy > mechanical energy

25.

An amoeba is a single cellular organism. It uses a sugar molecule to make energy and it releases heat to the environment. This is an example of what type of energy transformation?

a)

electrical to mechanical

b)

chemical to thermal

c)

electrical to kinetic

d)

mechanical to electrical

26.

Which energy transformation is shown in this picture?

a)

chemical -----> light

b)

light -----> mechanical

c)

mechanical -----> chemical

d)

chemical -----> mechanical

27.

What type of potential energy does a match have?

a)

thermal energy

b)

light energy

c)

chemical energy

d)

electrical energy

28.

What type of energy is made by vibrations and does not travel through empty space?

a)

sound energy

b)

light energy

c)

electrical energy

d)

chemical energy

29.

Which is an example of potential energy?

a)

A child is hopping down the sidewalk.

b)

A horse is galloping in a field.

c)

A person is sitting on a horse.

d)

A car is driving on the street.

30.

Which is an example of kinetic energy?

a)

A soccer ball is lying on the ground.

b)

A person is standing in line.

c)

A roller coaster is sitting at the top of a hill.

d)

Water is flowing over a dam.

31.

Almost all energy systems produce this type of energy...

a)

light energy

b)

chemical energy

c)

thermal energy

d)

electrical energy

32.

Which transformation best explains what happens in a glow stick when you shake it to make it glow?

a)

chemical to mechanical

b)

mechanical to chemical

c)

light to chemical

d)

chemical to light

33.

Creating a fire in your fireplace with logs and a match would best be an example of which energy transformation?

a)

mechanical energy to light energy

b)

chemical energy to thermal energy

c)

chemical energy to electrical energy

d)

thermal energy to chemical energy

34.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
35.

Energy and work are measured in

a)

kilograms

b)

meters

c)

Joules

d)

m/s

36.
Which items would have this energy transformation: electrical energy -> thermal energy and light energy?
a)
toaster
b)
candle burning
c)
windmill turning
d)
Iron for your clothes
37.

Batteries

a)

radiant

b)

chemical

c)

potential

d)

kinetic

e)

sound

38.
Which skier will have a greater potential energy? 
a)
Skier 1
b)
Skier 2
39.
What object can change electrical energy into light energy?
a)
A candle
b)
A fire
c)
A lamp
d)
A radio
40.
__________ is an energy resource that WILL NOT run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
41.
__________ is an energy resource that WILL run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
42.
Coal is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
43.
Hyrdo Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
44.
Solar Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
45.
Nuclear Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
46.
Natural Gas is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
47.
The sun is the source of all energy on Earth.
a)
true
b)
false
48.
__________is the energy generated from the sun by using solar panels.
a)
Wind
b)
Hydro
c)
Nuclear
d)
Solar
49.
The energy of nuclear reactions between atoms that creates heat and turns turbines is _________.
a)
Coal
b)
Wind
c)
Hydro
d)
Nuclear
50.
__________is the energy created by wind turning wind turbines.
a)
Geothermal
b)
Hydro
c)
Wind
d)
Nuclear
51.
__________is a gas found under the Earth’s surface and is used to produce energy by burning it.
a)
Geothermal
b)
Natural Gas
c)
Coal
d)
Nuclear
52.
_________is compacted matter dug from under the Earth’s surface that is used to provide energy by burning it.
a)
Hydro
b)
Coal
c)
Nuclear
d)
Geothermal
53.
What are renewable resources?
a)
Resources that can be replaced in a short amount of time
b)
Resources that are used faster than they can be replaced
c)
They can not be replaced
54.
What are Nonrenewable resources? 
a)
Resources that can be replaced in a short amount of time  
b)
Resources that are used faster than they can be replaced 
c)
Resources America does not use
55.
Does the United States gets most of its energy from renewable resources?
a)
Yes
b)
No
56.
Name Two examples of Nonrenewable resources?
a)
Coal and Oil
b)
Biomass and Wind Turbines
c)
Tidal and Geothermal
57.

what is the name of this online famous cat

a)

Whiskers

b)

Chubby

c)

Fluffy

d)

Grumpy cat

58.
peter pan went to...
a)
alwaysland
b)
foreverland
c)
disneyland
d)
neverland
59.

What is his song?

a)

Under the Sea

b)

Hakuna Matata

c)

Colors of the Wind

d)

three little piggys

60.

What movie is this?

a)

mulan

b)

Tarzan

c)

Beauty and the Beast

d)

Frozen

61.
Who is this?
a)
Jack
b)
Michael
c)
Ryan
d)
Jack Jack
62.

What song is this?

a)

Just the way you are

b)

Your eyes, your eyes

c)

The way you do

d)

Shining Stars

63.

Name the CHARACTER:

a)

R2-D2

b)

BB-8

c)

Skywalker's Droid

d)

Star Wars

64.

Name the movie:

a)

Moana

b)

Frozen

c)

Zootopia

d)

Sing

65.
Which of the follow is not one of Snow White's dwarfs
a)
Doc
b)
Grumpy
c)
Sneezy
d)
Prancer
66.
What Is This ?
a)
Startbucks 
b)
Starbuccks
c)
Chesse Sticks Real Good 
d)
Starbucks 
67.
Who are we?
a)
people
b)
Minions
c)
animals
68.
Which Disney movie takes place on Hawaii?
a)
Snow White
b)
Peter Pan
c)
Marry Poppins
d)
Lilo and Stitch
69.
Name this character from the movie "Inside Out"
a)
Anger
b)
Fear
c)
Sadness
d)
Joy
70.
Mike, Randall, and Roz are from which Disney/Pixer animated film?
a)
The Fox and the Hound
b)
Monsters, Inc.
c)
A Bug's Life
d)
The Rescuers
71.

Which movie does this kid come from?

a)

Home Alone

b)

Frozen

c)

Harry Potter

d)

It

72.

Who is Bugs Bunny?

a)
b)
c)
d)
73.
a)

How To Train Your Dragon

b)

Shrek

c)

Enchanted

d)

The Princess and the Frog

74.
a)

The Good Dinosaur

b)

Coco

c)

Inside Out

d)

Zootopia

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