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Ace Energy Transformations

Total questions: 55

Worksheet time: 2hrs 5mins

Name
Class
Date
1.
The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —
a)
solar
b)
light
c)
thermal
d)
mechanical
2.
Can you create energy?
a)
Yes
b)
No
3.
Can you destroy energy?
a)
Yes
b)
No
4.
Water high in the air falls due to gravity, the moving water spins turbines, and they create/store electricity...
Pick the BEST Energy Conversion below for a Hydroelectric Dam.
a)
Mechanical to Electrical
b)
Electrical to Mechanical to Thermal
c)
Potential to Kinetic to Electrical
d)
Kinetic to Mechanical to Electrical
5.
Making a Fruit Smoothie is YUMMY!
Plug a Blender into the wall outlet, and you're ready to go. 
Which choice below BEST shows the energy transformation of making a smoothie?
a)
Electrical to Kinetic
b)
Electrical to Chemical
c)
Mechanical to Sound
d)
Kinetic to Thermal
6.

A Steam Locomotive uses wood or coal, to create steam from water. This steam moves pistons, and thus, the train. Choose the best energy transformation below for a steam locomotive.

a)

Thermal --> Mechanical --> Chemical (plus heat)

b)

Chemical --> Thermal --> Mechanical (plus heat)

c)

Mechanical --> Chemical --> Thermal (plus heat)

d)

Electrical -> Chemical --> Thermal (plus heat)

7.

As hard as you push on a skateboard, you'll eventually come to a stop. This is because...

a)

...El cuh ran me over

b)

...you can't overcome gravity.

c)

...your push turns into kinetic energy, sound, and heat.

d)

...your kinetic energy turns into potential energy.

8.

What is radiant energy?

a)

Kinetic energy that results in the movement of molecules

b)

Kinetic energy sent off in the form of electromagnetic waves.

c)

The potential energy stored in the nucleus of an atom.

d)

Energy produced by a radiator.

9.

What is nuclear energy?

a)

Kinetic and potential energy that is stored and produced by an electrical field.

b)

The potential energy an object has because of the movement of its molecules

c)

The potential energy stored in the nucleus of an atom.

10.

At what point does the roller coaster have the highest amount of potential energy?

a)

At the bottom of the first hill.

b)

At the top of the third hill.

c)

At the end of the ride.

d)

At the top of the first hill.

11.

Which energy does transformation does the sun go through?

a)

Nuclear—>Kinetic —> Chemical

b)

Nuclear—> Potential —> Elastic

c)

Nuclear—> Electrical —> Thermal

d)

Nuclear--> Thermal —> Radiant

12.

What type of energy transformation occurs, when a hawk eats a mouse and then uses the energy from the mouse to fly?

a)

mechanical energy to chemical energy

b)

thermal energy to mechanical energy

c)

chemical energy to mechanical energy

d)

mechanical energy to thermal energy

13.

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

14.

Which object shows an energy transformation from electrical to mechanical?

a)
b)
c)
d)
15.

When a car burns gasoline it creates hot air to move the pistons in the engine, which causes the car to move. What energy transformation occur from the fuel to the movement of a car?

a)

thermal energy to mechanical energy

b)

thermal energy to chemical energy to mechanical energy

c)

chemical energy to thermal energy to mechanical energy

d)

chemical energy to electrical energy

16.
what type of energy is stored in a battery?
a)
electrical
b)
chemical
c)
thermal
d)
mechanical
17.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
18.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
19.
Mechanical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Electrical
d)
Potential
20.
Electrical -> Mechanical -> Sound 
a)
A triple beam balance measuring an object’s mass
b)
A pencil sharpener plugged into a wall outlet
c)
A projector displaying a diagram on the screen
d)
A working flashlight used to light up a dark corner
21.

A student listens to music with a digital music player, similar to the one shown below. Which best describes the energy transformations that take place in the music player?

a)

Mechanical—> chemical t—>electrical

b)

Chemical—>sound —>electrical

c)

Chemical—>electrical—>sound

d)

Electrical—>heat—>sound

22.
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.
23.
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
24.
When water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occurs?
a)
electrical → light → mechanical
b)
chemical → mechanical → electrical
c)
mechanical → chemical → light
d)
mechanical → electrical → light
25.
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
26.
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
27.
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
28.
The Theory of the Conservation of Energy states -
a)
Energy can be created, just not destroyed. It changes its form from one type to another.
b)
Energy can never be created nor destroyed. It can only change its form from one type to another.
c)
The total energy in our Universe changes, as different forms of energies can be transformed from each other under certain circumstances.
d)
Energy transformations do not passively occur in our lives, rather we actively make use of energies and transform energies.
29.
Which is an example of sound energy?
a)
light energy
b)
plucking a guitar string
c)
turning the lights on
d)
splitting nuclei
30.
What is energy?
a)
the ability to cause change
b)
the ability to resist change
c)
the ability to lack change
d)
the ability to 
31.
Electrical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Chemical
d)
Electrical
32.
Chemical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Mechanical
d)
Chemical
33.
The Electrical Energy of the stove is transferred to _____ Energy.
a)
Solar
b)
Thermal
c)
Potential
d)
Electrical
34.

A solar calculator has to have light in order to work. What does the radiant light energy transform into?

a)

Radiant

b)

Mechanical

c)

Potential

d)

Chemical because of the battery.

35.
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 
36.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
37.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
38.

What energy transformation occurs when an alarm clock rings?

a)

electrical —>mechanical —>sound

b)

chemical —> mechanical—>sound

c)

electrical —>thermal—>chemical

d)

mechanical—>thermal—>sound

39.

List the energy transformations of this object.

a)

Electrical—>Mechanical—>Radiant Energy—> Thermal

b)

Electrical—>Mechanical—>Sound—>Thermal

c)

Mechanical —>Chemical—>Thermal energy—> Electrical

d)

Mechanical—> Electrical energy—> Chemical —> Potential

40.

What energy transformations does fire have?

a)

ThermaL—>Sound Energy—> Chemical

b)

ThermaL—>Radiant energy—> Kinetic

c)

Chemical —>Thermal energy—> Radiant

d)

Chemical—> Sound energy—> Electrical

41.

What energy transformation occurs as bioluminescent algae glow in the ocean?

a)

Radiant --> Chemical

b)

Thermal --> Radiant

c)

Chemical --> Radiant

d)

Thermal --> Chemical

42.

What energy transformation occurs in the chameleon as it quickly launches its tongue to catch an insect?

a)

Radiant --> Chemical

b)

Thermal --> Chemical

c)

Chemical --> Mechanical

d)

Mechanical --> Chemical

43.

What energy transformation occurs as an electric eel shocks its prey?

a)

Electrical --> Mechanical

b)

Thermal --> Electrical

c)

Chemical --> Electrical

d)

Radiant --> Electrical

44.
What is the energy transformation?
a)
Potential to Kinetic
b)
Kinetic to Potential
c)
Electrical to Kinetic
d)
Kinetic to Electromagnetic
45.

6.9(C) Released A cook heats a meal in a microwave oven. What energy transformations occur between the microwave oven and the meal?

a)

Electrical energy to light energy to sound energy.

b)

Chemical energy to thermal energy to light energy.

c)

Electrical energy to electromagnetic energy to thermal energy.

d)

Chemical energy to electromagnetic energy to chemical energy.

46.

6.8(A) Released Deshun used the diagram to describe changes in the potential and kinetic energy of the water. At which location is the gravitational potential energy of the water the greatest?

a)

Location W

b)

Location X

c)

Location Y

d)

Location Z

47.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
48.

A change from one form of energy to another

a)

energy conservation

b)

energy transformation

c)

potential energy

d)

kinetic energy

49.

As an object falls its __________ energy decreases and its kinetic energy increases

a)

potential

b)

chemical

c)

thermal

d)

electric

50.

What type of energy is in this picture?

a)

Mechanical Kinetic

b)

Elastic Potential

c)

Chemical

d)

Sound

51.

What type of energy transformation occurs when a toaster is used to make toast?

a)

Thermal --> Radiant

b)

Mechanical --> Chemical

c)

Electrical --> Thermal

d)

Chemical --> Electrical

52.

Which of the following is an example of kinetic energy?

a)

A book on a shelf

b)

A moving car

c)

A charged battery

d)

A compressed spring

53.

Eolic energy is transferred to _____ energy.

a)

Solar

b)

Mechanical

c)

Electrical

d)

Potential

54.

which is true?

a)

Top of the hill has greatest KE

b)

Bottom of the hill his PE is decreasing and KE increasing

c)

Top of the hill has the most KE and least PE

d)

Bottom of hill has increasing PE and decreasing KE

55.

Example of chemical energy?

a)

Fuel, gasoline, food, molecules

b)

heat, thermal

c)

moving energy

d)

gravitational potential

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