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Energy Test Review

Total questions: 60

Worksheet time: 45mins

Name
Class
Date
1.

What unit is used to measure energy?

a)

Newtons (N)

b)

Joules (J)

c)

Meters per Second Squared (m/s2)

d)

Kilograms

2.

Which of the following best describes the law of conservation of energy?

a)

Energy cannot be created but can be destroyed and can change form.

b)

Energy cannot be created or destroyed and cannot change form.

c)

energy can be crated but it cannot be destroyed and cannot change form.

d)

Energy cannot be created or destroyed, but energy can change form.

3.

What is kinetic energy?

a)

Energy of motion.

b)

Stored energy

c)

Energy that comes from the stretching of objects

d)

A type of potential energy

4.

What two factors determine an object's potential energy (PE)?

a)

Mass and Speed

b)

Mass and Height Above the Ground

c)

Speed and Height Above the Ground

d)

Mass and Weight

5.

What is mechanical energy?

a)

The total of an object's radiant and thermal energy

b)

The total of an object's kinetic and thermal energy

c)

The total of an object's elastic and gravitational potential energy

d)

The total of an object's kinetic and potential energy

6.

Which is an example of kinetic energy?

a)

Car moving

b)

Parked car on a hill

c)

Can of vegetables

d)

Walls of a building

7.

An amount of kinetic energy an object has depends on:

a)

mass and volume

b)

volume and friction

c)

mass and speed

d)

speed and density

8.

Which object has the most potential energy?

a)

A bell resting on the ground.

b)

A ball moving at 100 miles per hour

c)

A ball on top of the refrigerator.

d)

A bell resting on top of a tall cliff.

9.

Potential Energy is the energy an object has due to its:

a)

Weight

b)

Position

c)

Motion

d)

Gravity

10.

Energy from that comes from the sun is...

a)

chemical energy

b)

radiant energy

c)

mechanical energy

d)

thermal energy

11.

Which energy transformation best describes the energy transformation in a fire?

a)

radiant energy -> thermal energy

b)

chemical energy -> radiant and thermal energy

c)

chemical energy -> electrical energy

d)

thermal energy -> light energy

12.

A car radio playing your favorite song is an example of what kind of energy?

a)

mechanical energy

b)

thermal energy

c)

nuclear energy

d)

sound energy

13.

_________________ energy is the energy that is released in the nucleus of an atom.

a)

thermal

b)

radiant

c)

nuclear

d)

chemical

14.

What energy transformation occurs in a solar powered radio?

a)

thermal energy -> sound energy

b)

radiant energy -> electrical energy -> sound energy

c)

radiant energy -> chemical energy

d)

potential energy -> sound energy -> radiant energy

15.

A battery is an example of what kind of energy?

a)

elastic potential energy

b)

chemical potential energy

c)

radiant energy

d)

gravitational potential energy

16.

When I rub my hands together I am transforming kinetic energy into what kind of energy?

a)

thermal

b)

chemical potential

c)

radiant

d)

elastic potential

17.

The average kinetic energy of the atomes or molecules within a substance.

a)

thermal energy

b)

kinetic energy

c)

temperature

d)

gas

18.

What materials would be good insulators for a handle on a pan or pot that would be used on the stove?

a)

wood or plastic

b)

metal or rubber

c)

wood or rubber

d)

copper or steel

19.

Emily made a cup of tea and stirred it with a spoon. The spoon became warm, How was the heat from the tea transferred to the spoon?

a)

Convection

b)

Conduction

c)

Radiation

d)

Evaporation

20.

A hot rock is dropped into a pail of cool water. Heat energy transferred from the rock to the water by

a)

Conduction

b)

Convection

c)

Radiation

d)

Evaporation

21.

What type of thermal energy transfer is the illustration an example of?

a)

Conduction

b)

Convection

c)

Radiation

d)

Evaporation

22.

What thermal energy transfer causes your skin to feel warm when it is in the sun on a summer day?

a)

Conduction

b)

Convection

c)

Radiation

d)

Evaporation

23.

What heat transfer happens when you burn your hand by touching a fire?

a)

Conduction

b)

Convection

c)

Radiation

d)

Evaporation

24.

What is the definition of CONDUCTION?

a)

When heat is transferred from objects like rays of light or electromagnetically.

b)

a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.

c)

When heat transfers from objects that are touching.

d)

When heat transfers through the heater or AC in your house.

25.

The higher the average kinetic energy the __________________

a)

the higher the volume

b)

the higher the mass

c)

the higher the temperature

d)

the higher the density

26.
Radiation is heat transfer by-
a)
Touch
b)
Circles
c)
Waves
27.
The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?
a)
radiation
b)
conduction
c)
convection
d)
insulation
28.
Which best describes the process of convection?
a)
Convection is the primary way  heat travels  through rays.
b)
Convection is the primary way heat travels  through metals.
c)
Convection is the primary way heat travels  through appliances.
d)
Convection is the primary way heat travels  through liquids and gasses.
29.
How is heat transferred when boiling a pot of water on the stove?
a)
conduction
b)
convection
c)
combustion
d)
radiation
30.
Which is an example of heat being transferred by conduction?
a)
a furnace heating the air in a school
b)
an ice cube melting in a person’s hand
c)
a pot of water on a stove boiling
d)
the sun heating water in a swimming pool
31.
heat always travels from _____ to ______ objects
a)
hot to cold
b)
cold to hot
c)
cold to cold
d)
hot to hot
32.

What happens to the temperature if I add ice cubes to a glass of soda

a)

The heat transfers from the coke to the ice

b)

The heat transfers from the ice to the coke

33.

You leave your cold spoon in a hot bowl of oatmeal. What happens after an hour?

a)

The temperature of both the oatmeal and the spoon stay the same

b)

The spoon and the oatmeal become the same temperature

c)

Only the temperature of the oatmeal will change

d)

Only the temperature of the spoon will change

34.
After taking a hot shower, James steps out of the shower onto the tile floor. The tile felt cold to his feet. Which explanation below best describes James' experience?
a)
Heat from his feet is transferred to the tile floor
b)
Heat from the tile floor is transferred to his feet
c)
Cold from the tile floor is transferred to his feet
d)
Cold from his feet is transferred to the tile floor
35.
When holding a cup of ice water, your warm hand becomes cold. How does the heat transfer?
a)
From the cold cup to your hand
b)
From the cold cup to the warm air
c)
From the ice to your hand
d)
From your warm hand to the cold cup.
36.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill. 
c)
A ball rolling down a hill. 
37.

Where would this tossed baseball have the greatest amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

38.

Where would this tossed baseball have the least amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

39.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
40.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
41.
Which of these is an example of light energy being transformed into chemical energy?
a)
A glow stick lights up when broken.
b)
Water heated by the sun evaporates.
c)
A plant makes sugar in the sunlight.
d)
A battery causes a buzzer to vibrate.
42.
Which kind of energy change occurs when a candle is burning?
a)
Chemical to light.
b)
Light to electrical.
c)
Solar to heat.
d)
Chemical to electrical.
43.
Which type of energy transformation occurs when a flashlight shines?
a)
chemical → thermal → electrical
b)
chemical → electrical → light
c)
thermal → chemical → light
d)
chemical → electrical → chemical
44.
A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformations are taking place?
a)
chemical → light → electrical
b)
mechanical → sound → light
c)
thermal → solar → electrical
d)
electrical → thermal → light
45.
Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?
a)
chemical → thermal
b)
light → chemical
c)
thermal → light
d)
chemical → electrical
46.
The picture shows a light bulb attached to a hand generator. What energy transformation occurs as the handle of the generator is turned?
a)
thermal → solar → light
b)
solar → light → electrical
c)
mechanical → electrical → light
d)
electrical → mechanical → light
47.
The diagram shows a circuit with the bulb glowing. How does the energy change as it moves from inside the battery, along the wires, and through the light bulb?
a)
electrical → light → chemical
b)
light → electrical → chemical
c)
chemical → electrical → light
d)
chemical → light → electrical
48.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
49.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above
50.
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 
51.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
52.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill. 
c)
A ball rolling down a hill. 
d)
leaves rolling down a hill 
53.
Which is an example of potential energy?
a)
a roller coaster speeding down a hill
b)
the pulled back string on an archers's bow
c)
releasing the strings on a guitar
d)
an electric current lighting a light bulb
54.
Conduction can only occur between two objects when –
a)
one object is less dense than the other.
b)
both objects are in physical contact with each other.
c)
one of the objects is made of a metal.
d)
both objects are exactly the same temperature.
55.
Which of the following is an example of conduction?
a)
Solar energy warming a room.
b)
Heat rising from the coils of a stove.
c)
Hot air drying a wet towel.
d)
Heat moving from a clothes iron to a shirt.
56.

Heat will always transfer from the ___________ object to the ________ object.

a)

The hottest object to the coolest object.

b)

The coolest object to the hottest object.

c)

The solid object to the liquid object.

d)

The liquid object to the solid object.

57.
Radiation is heat transfer by-
a)
Touch
b)
Circles
c)
Waves
58.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
59.
The sun warming your skin is an example of heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal electricity
60.
The flow of thermal energy from warmer objects to cooler objects 
a)
Ice Cold
b)
Heater
c)
Heat
d)
Convection 

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