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Energy

Total questions: 96

Worksheet time: 1hrs 8mins

Name
Class
Date
1.

Which description of the energy conversions in this process is correct?

a)

The chemical energy in the fuel-air mixture is converted to thermal energy, which is then converted to mechanical energy

b)

The mechanical energy in the fuel-air mixture is converted to electrical energy, which is then converted to thermal energy

c)

The electrical energy in the fuel-air mixture is converted to mechanical energy, which is then converted to thermal energy

d)

The thermal energy in the fuel-air mixture is converted to electrical energy, which is then converted to mechanical energy

2.

Students build a circuit that has wires that connects a battery to a switch and a fan.

Which energy transformations happen when the students close the circuit and the blades of the fan begin to spin?

a)

Chemical to mechanical to electrical

b)

Electrical to chemical to mechanical

c)

Chemical to electrical to mechanical

d)

Mechanical to electrical to chemical

3.

Which energy transformation happens when the blades are spinning as shown?

a)

Electrical to mechanical

b)

Chemical to electrical

c)

Mechanical to electrical

d)

Chemical to mechanical

4.

Which statement describes the energy changes that occur when water in a tea kettle is heated on a stove that uses natural gas?

a)

Chemical energy to thermal energy to sound energy

b)

Thermal energy to sound energy to light energy

c)

Electrical energy to thermal energy to sound energy to light energy

d)

Light energy to chemical energy to kinetic energy to sound energy

5.

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 chemical 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

6.

A teacher rubbed a match against a piece of sandpaper. The match started to burn. Which statement best describes the energy changes that occurred?

a)

The chemical energy stored in the match changed to thermal energy and light energy

b)

The thermal energy stored in the match changed to light energy and chemical energy

c)

The light energy and thermal energy stored in the match changed to mechanical energy

d)

The light energy and thermal energy stored in the match changed to chemical energy

7.

This appliance dries clothes primarily by converting -

a)

electrical energy to heat and mechanical energy

b)

mechanical energy to heat and electrical energy

c)

electrical energy to heat and light

d)

mechanical energy to heat and vaporization

8.

When a lion eats a zebra and then uses the energy from the zebra to run, the lion's body converts =-

a)

chemical energy to mechanical energy

b)

electrical energy to chemical energy

c)

chemical energy to light energy

d)

mechanical energy to chemical energy

9.

What energy transformations occur when propane gas is used to lift the balloon?

a)

Mechanical -> light -> chemical

b)

Chemical -> mechanical -> thermal

c)

Thermal -> chemical -> light

d)

Chemical -> thermal -> mechanical

10.

Match the following

a)

Electrical Energy

1.

Electrical Outlet

b)

Chemical Energy

2.

Battery

c)

Mechanical Energy

3.

Movement

d)

Thermal Energy

4.

Heat

11.

Match the following

a)
1.

Chemical Energy

b)
2.

Thermal Energy

c)
3.

Light Energy

d)
4.

Mechanical Energy

12.

What energy transformations occur when a solar panel is used to power a fan?

a)

Light energy to electrical energy to mechanical energy

b)

Electrical energy to light energy to mechanical energy

c)

Mechanical energy to electrical energy to light energy

d)

Light energy to mechanical energy to electrical energy

13.

What energy transformations occur when a flashlight is turned on?

a)

Chemical energy to electrical energy to light energy

b)

Electrical energy to chemical energy to light energy

c)

Light energy to electrical energy to chemical energy

d)

Electrical energy to light energy to chemical energy

14.

What energy transformations occur when a wind turbine is spinning?

a)

Mechanical energy to electrical energy

b)

Electrical energy to mechanical energy

c)

Thermal energy to mechanical energy

d)

Chemical energy to mechanical energy

15.

Organize these options into the right categories

Categorize the following

Battery

Gasoline

Driving a car

Riding a bicycle

Sharpening a pencil

Stretched Rubber Band

Turning on a lightbulb

The Sun

Mechanical Energy
Chemical Energy
Elastic Potential Energy
Light Energy
16.
Which of the following is an example of kinetic energy?
a)
a vase sitting on a table
b)
sound
c)
a plate of hot food
d)
a parked car
17.
What is potential energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition.
c)
The energy an object might have if it existed 
d)
zombies coming
18.
What does kinetic energy depend on?
a)
The weight and volume of an object
b)
The buoyancy of an object
c)
The mass and speed of an object
d)
The furriness of an object
19.
Can you create or destroy energy?
a)
Yes
b)
No
c)
only if you are really strong
20.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
21.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
22.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
23.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
24.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
25.

What is energy?

a)

Something that takes up space.

b)

The ability to make something move or change.

c)

Anything that has mass.

26.

When does an object have NO kinetic energy?

a)

When it's at rest.

b)

When it's moving very slowly.

c)

When it has no electrical charge.

27.
I have the most potential energy if I am: 
a)
5 feet high
b)
10 feet high
c)
15 feet high
d)
20 feet high
28.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
29.
a)
Potential Energy
b)
Kinetic Energy
30.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above
31.

The process of changing energy from one form to another.

a)

transmission

b)

transportation

c)

transformation

32.

The law of conservation of energy states that energy can neither be destroyed nor created. According to this law which of these equations is correct?

a)

E=mc2

b)

KE = PE

c)

Energy in = energy out

d)

Energy in = power in

33.

Energy of moving parts

a)

electrical

b)

chemical

c)

mechanical

34.

Solar or light energy

a)

radiant

b)

chemical

c)

mechanical

35.

Energy stored in the bonds of chemical compounds

a)

potential chemical

b)

sound

c)

nuclear

36.

Energy caused by moving electrons

a)

radiant

b)

chemical

c)

electrical

37.

Energy caused by fusion or fission of atoms' nuclei

a)

mechanical

b)

nuclear

c)

chemical

38.

Heat energy

a)

thermal

b)

radiant

c)

sound

39.

Sound energy

a)

potential energy

b)

kinetic energy

c)

both

40.

Wind

a)

mechanical energy

b)

thermal energy

c)

nuclear energy

d)

radiant energy

41.

Bow and arrow

a)

radiant energy

b)

thermal energy

c)

chemical energy

d)

mechanical energy

42.

Fire

a)

thermal energy

b)

mechanical energy

c)

nuclear energy

d)

sound energy

43.

Microwave

a)

sound energy

b)

radiant energy

c)

chemical energy

d)

mechanical energy

44.

Talking

a)

thermal energy

b)

radiant energy

c)

sound energy

d)

mechanical energy

45.

Lightning

a)

electrical energy

b)

nuclear energy

c)

sound energy

d)

chemical energy

46.

Fuel

a)

chemical energy

b)

thermal energy

c)

mechanical energy

d)

sound energy

47.

Fusion of atoms

a)

electrical energy

b)

nuclear energy

c)

radiant energy

d)

thermal energy

48.

Check the types of energy transformation we see when we use a hairdryer. (3)

a)

mechanical energy

b)

thermal energy

c)

electrical energy

d)

chemical energy

49.

Check the types of energy transformation we see when we use an electric keyboard. (2)

a)

electrical energy

b)

sound energy

c)

chemical energy

d)

nuclear energy

50.

Check the types of energy transformation we see when we use a hot air balloon. (3)

a)

chemical energy

b)

thermal energy

c)

mechanical energy

d)

electrical energy

51.

Beginning with the battery, explain the energy transformation.

a)

chemical to electrical to light

b)

light to electrical to chemical

c)

light to chemical to electrical

52.

This is an example of _____________ energy.

a)

Chemical

b)

Elastic

c)

Gravitational

d)

Kinetic

53.
Which type of energy transformation occurs when a flashlight shines?
a)
chemical → electrical → light
b)
thermal → chemical → light
c)
chemical → electrical → chemical
54.
An iron heats up to iron clothes 
a)
eletrical to thermal energy
b)
chemical energy to mechanical energy
55.

Batteries, food, and gasoline have which form of energy?

a)

light

b)

heat

c)

chemical

d)

mechanical

56.

What type of energy is electrons flowing through a wire?

a)

Electrical energy

b)

Chemical energy

c)

Kinetic energy

d)

Mechanical energy

57.

What type of energy transformation needs to occur for these cookies to bake?

a)

Mechanical to thermal

b)

Electrical to light

c)

Thermal to light

d)

Electrical to thermal

58.

How does a windmill change forms of energy?

a)

Mechanical to electrical

b)

Electrical to mechanical

c)

It is unable to change forms

59.

Energy can never be .....

a)

transformed.

b)

created or destroyed.

c)

converted.

d)

harnessed or produced.

60.

Which object shows an energy transformation from electrical to mechanical?

a)
b)
c)
d)
61.
A hairdryer converts -- 
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
62.

Energy associated with heat and temperature

a)

Elastic

b)

Thermal

c)

Electrical

d)

Electromagnetic

63.

A rubber band is an example of _________ energy.

a)

Elastic

b)

Chemical

c)

Thermal

64.

What Scientific Law is described here: Energy is never created nor destroyed, it is only transferred or transformed.

a)

Newton's Law of Universal Gravitation

b)

Newton's 2nd law of Motion

c)

Law of Conservation of Mass

d)

Law of Conservation of Energy

65.

What type of energy is this?

a)

nuclear

b)

electric

c)

elastic

d)

mechanical

66.

What type of energy transformation occurs when using an electric pencil sharpener?

a)

electrical to mechanical

b)

sound to electrical

c)

mechanical to electrical

d)

potential to sound

67.

What type of energy is stored in batteries or food?

a)

Potential energy

b)

Thermal energy

c)

Chemical energy

d)

Mechanical energy

68.

Energy that transfers heat is?

a)

Thermal energy

b)

Potential energy

c)

Mechanical energy

d)

Kinetic energy

69.

A piece of pizza is an example of what form of energy?

a)

Thermal

b)

Radiant

c)

Electrical

d)

Chemical

70.

A hot stovetop is an example of what form of energy?

a)

Thermal

b)

Chemical

c)

Radiant

d)

Electrical

71.

Power lines are an example of what form of energy?

a)

Radiant

b)

Thermal

c)

Chemical

d)

Electrical

72.

Which energy transformation: burning a log

a)

chemical to thermal

b)

light to chemical

73.

Which energy transformation: baking a turkey in the oven.

a)

thermal to chemicl

b)

mechanical to sound

74.

Which energy transformation: hitting a baseball with a bat.

a)

thermal to mechanical

b)

mechanical to sound

75.

Which energy transformation: eating an apple and running a mile

a)

chemical to mechanical

b)

thermal to light

76.

Which energy transformation: shining a flashlight

a)

light to mechanical

b)

chemical to light

77.

Which energy transformation: a flower growing

a)

light to chemical

b)

sound to mechanical

78.

Which energy transformation: playing a guitar

a)

mechanical to light

b)

mechanical to sound

79.

Which energy transformation: running a mile

a)

mechanical to thermal

b)

thermal to light

80.

Which energy transformation: a windmill spinning to generate electricity

a)

electrical to sound

b)

mechanical to electrical

81.

Which energy transformation: turning on a lamp in a dark room.

a)

electrical to light

b)

thermal to mechanical

82.
Which of the following is an example of kinetic energy?
a)
a vase sitting on a table
b)
sound
c)
a plate of hot food
d)
a parked car
83.
What is potential energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition.
c)
The energy an object might have if it existed 
d)
zombies coming
84.
What does kinetic energy depend on?
a)
The weight and volume of an object
b)
The buoyancy of an object
c)
The mass and speed of an object
d)
The furriness of an object
85.
Can you create or destroy energy?
a)
Yes
b)
No
c)
only if you are really strong
86.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
87.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
88.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
89.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
90.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
91.

What is energy?

a)

Something that takes up space.

b)

The ability to make something move or change.

c)

Anything that has mass.

92.

When does an object have NO kinetic energy?

a)

When it's at rest.

b)

When it's moving very slowly.

c)

When it has no electrical charge.

93.
I have the most potential energy if I am: 
a)
5 feet high
b)
10 feet high
c)
15 feet high
d)
20 feet high
94.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
95.
a)
Potential Energy
b)
Kinetic Energy
96.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above

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