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Energy and Energy Transformations

Total questions: 55

Worksheet time: 55mins

Name
Class
Date
1.

____________ is the ability to cause change.

a)

Energy

b)

Physical Change

c)

Chemical Change

d)

Density

2.

Energy due to motion is ____________ energy.

a)

Potential

b)

Inverse

c)

Kinetic

d)

Transformation

3.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
4.

__________ is stored energy.

a)

Potential

b)

Kinetic

c)

Radiant

d)

All of the above

5.

When you are holding a book at a height/position, this type of energy is called ________ potential energy.

a)

Nuclear

b)

Elastic

c)

Gravitational

d)

Chemical

6.

When you stretch a rubber band, you are storing __________ energy.

a)

kinetic

b)

potential

c)

gravitational

d)

chemical

7.

Food has _________ energy.

a)

Chemical

b)

Thermal

c)

Radiant

d)

None of the above

8.

At which point is potential energy greatest?

a)

W

b)

X

c)

Y

d)

Z

9.

What kind of energy is a moving skateboard?

a)

Potential

b)

Mechanical

c)

Gravitational

d)

Chemical

10.

What kind of energy is in a rock at the edge of a cliff?

a)

Gravitational

b)

Kinetic

c)

Chemical

d)

Elastic

11.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill 
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall 
d)
d. a piece of coal before it's burned 
12.

When a pendulum swings, at which point is kinetic energy highest?

a)

1

b)

2

c)

3

d)

4

13.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
14.

Energy can be _____________ or changed from one type to another.

a)

destroyed

b)

transformed

c)

created

d)

ignored

15.

The Law of Conservation of Energy states that energy cannot be ________ or ________, but can be converted from one form to another.

a)

created, destroyed

b)

potential, kinetic

c)

transformed, changed

16.

Which of the following is an example of kinetic energy transforming to gravitational potential energy?

a)

a person parachuting out of a plane

b)

a car racing around an oval track

c)

a person skiing down a hill

d)

a person walking up a hill

17.
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
18.

What kind of energy is in flowerpot sitting on a windowsill?

a)

Potential

b)

Kinetic

c)

Both

d)

None of the above

19.

What kind of energy is in a battery?

a)

Chemical

b)

Thermal

c)

Electrical

d)

Nuclear

20.

What kind of energy is this?

a)

Mechanical

b)

Potential

c)

Chemical

d)

Gravitational

21.

What kind of energy is in a stretched rubber band?

a)

Kinetic

b)

Gravitational

c)

Elastic

d)

Mechanical

22.

At which point is kinetic energy greatest?

a)

W

b)

X

c)

Y

d)

Z

23.
What kind of energy does this device use?
a)
Chemical
b)
Electrical
c)
Mechanical
d)
Nuclear
24.

A battery converts what type of energy to another?

a)

sound to kinetic

b)

radiant to thermal

c)

mechanical to electrical

d)

chemical to electrical

25.

The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from ...

a)

thermal to radiant

b)

chemical to electrical

c)

radiant to electrical

d)

chemical to radiant

26.

The ability to do work is

a)

conservation

b)

energy

c)

potential

d)

kinetic

27.

A lump of coal is what type of energy?

a)

Thermal

b)

Kinetic

c)

Nuclear

d)

Chemical

28.

The coaster at A has -

a)

Maximum PE, Minimum KE

b)

Minimum PE, Maximum KE

c)

Minimum PE, High KE

d)

Maximum PE, Maximum KE

29.

The coaster at B is at -

a)

Maximum PE, Minimum KE

b)

Minimum PE, Minimum KE

c)

Minimum PE, Maximum KE

d)

Maximum PE, Maximum KE

30.

In the figure, potential energy is being converted into kinetic energy from

a)

point A to point B

b)

point B to point C

c)

The only energy involved here is kinetic.

d)

Energy is not being converted.

31.

What type of relationship exists between potential and kinetic energy?

a)

Direct

b)

It depends on the situation.

c)

Inverse

d)

No relationship exists.

32.

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

a)

Chemical to Radiant

b)

Electrical to Chemical

c)

Electrical to Radiant

d)

Chemical to Electrical

33.

Which of the following shows an energy transformation from chemical energy to electrical energy to radiant energy?

a)

A bolt of lightning lights the night sky.

b)

A candle glows brightly in the dark.

c)

A fire in a fireplace lights up a room.

d)

A battery causes a flashlight to shine.

34.

What energy transformations take place when a battery-operated radio is in use?

a)

Electrical to chemical to sound

b)

Sound to chemical to mechanical

c)

Chemical to electrical to sound

d)

Radiant to electrical to thermal

35.

People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?

a)

mechanical to thermal to electrical

b)

chemical to mechanical to thermal

c)

mechanical to chemical to sound

d)

chemical to sound to electrical

36.

Which of the following devices transforms electrical energy into mechanical energy?

a)

a battery operated fan

b)

a fan plugged into wall socket

c)

a manual pencil sharpener

d)

Ipad charging

37.

The diagram shows a complete circuit with a battery and a buzzer making noise. This circuit works by transforming -

a)

chemical energy to electrical to sound

b)

electrical energy to thermal to radiant

c)

sound energy to electrical to chemical

d)

mechanical energy to electrical to sound

38.

A television works by transforming electrical energy into what other kinds of energy?

a)

Radiant, thermal, and sound

b)

Thermal, chemical, and radiant

c)

Sound, mechanical, and electrical

d)

Radiant, chemical, and mechanical

39.

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 to thermal

b)

radiant to chemical

c)

thermal to radiant

d)

chemical to electrical

40.

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)

chemical

b)

radiant

c)

thermal

d)

mechanical

41.

Which energy conversion is taking place when you put gasoline in a car?

a)

thermal -> electrical

b)

mechanical -> electrical

c)

chemical -> mechanical

d)

nuclear -> chemical

42.

Electrical Energy is transferred to _____ Energy.

a)

Thermal

b)

Chemical

c)

Electrical

d)

Mechanical

43.

Energy transformations mean that an energy ...

a)

is created or destroyed

b)

converts to another

c)

is an inverse of another

d)

is balanced

44.
Which items would have this energy transformation: chemical energy -> mechanical energy?
a)
person running
b)
candle burning
c)
windmill turning
d)
playing a violin
45.

What machine transforms electrical energy into radiant and sound energy?

a)

battery

b)

lightbulb

c)

alarm clock

d)

apple

46.
Which of the following converts chemical energy to thermal energy?
a)
Battery
b)
Person riding a bike
c)
Automobile
d)
Camp Fire
47.
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 to chemical to electrical
b)
Chemical to sound to electrical
c)
Chemical to electrical to sound
d)
Electrical to heat to sound
48.
Which of the following chemical energy to sound and radiant energy?
a)
solar calculator
b)
windmill
c)
glow stick
d)
firecracker
49.
Energy from light waves.
a)
Radiant Energy 
b)
Chemical Energy 
c)
Nuclear Energy 
d)
Radiation 
50.
Which of these is not a source of chemical energy?
a)
Spaghetti
b)
The Sun
c)
Battery
d)
Petroleum
51.

Wind turbines and windmills convert what energy to another?

a)

Mechanical to electric

b)

Gravitational to electric

c)

Mechanical to gravitational

d)

Mechanical to Mechanical

52.

The purpose of the solar panels is to change radiant energy into ____________.

a)

thermal energy

b)

electrical energy

c)

chemical energy

d)

mechanical energy

53.

The diagram below shows a hot air balloon rising. Propane gas tanks are seen at the bottom of the balloon. What energy transformations occur when propane gas is used to lift the balloon?

a)

Mechanical to radiant to chemical

b)

Chemical to mechanical to thermal

c)

Thermal to chemical to radiant

d)

Chemical to thermal to mechanical

54.

The picture showing the energy conversion

Chemical → Thermal is:

a)
b)
c)
d)
55.

The picture showing the energy conversion

Chemical → thermal → radiant is:

a)
b)
c)
d)

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