Energy Review

The ability to do work is...

power

conve

rsio

n

ener

gy

vel

ocity

0% 0%0%0%

20

1. power

2. conversion

3. energy

4. velocity

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The transfer of energy is...

conve

rsio

n

work

power

vel

ocity

0% 0%0%0%

20

1. conversion

2. work

3. power

4. velocity

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How fast energy is transferred is called...

work

power

joul

es

conve

rsio

n

0% 0%0%0%

20

1. work

2. power

3. joules

4. conversion

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Fossil fuels contain what type of energy?

radi

ant e

nergy

ther

mal

ene

rgy

mec

hanic

al e

nergy

chem

ical

ener

gy

0% 0%0%0%

20

1. radiant energy

2. thermal energy

3. mechanical energy

4. chemical energy

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An example of something that stores chemical energy is ...

food

the

sun

mic

rowav

e

lightn

ing

0% 0%0%0%

20

1. food

2. the sun

3. microwave

4. lightning

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Potential energy is...

Ener

gy th

at is

nev

er...

Ener

gy th

at c

an’t

be...

Sto

red e

nergy

Ener

gy of m

otion

0% 0%0%0%

20

1. Energy that is never used

2. Energy that can’t be measured

3. Stored energy4. Energy of motion1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

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Which of the following has only potential energy?

A ro

lling

bow

ling b

all

An a

rcher

’s b

ow th

at ..

A d

iver

afte

r he

has le

f...

A s

kier

at t

he botto

m ..

0% 0%0%0%

20

1. A rolling bowling ball2. An archer’s bow that

is pulled back3. A diver after he has

left the diving board4. A skier at the bottom

of the hill1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

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Kinetic energy is...

Ener

gy th

at is

nev

er...

Ener

gy th

at c

an’t

be...

Sto

red e

nergy

Ener

gy of m

otion

0% 0%0%0%

20

1. Energy that is never used

2. Energy that can’t be measured

3. Stored energy

4. Energy of motion

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Which of the following has kinetic energy?

A c

ar a

t a re

d light

An a

pple in

the

tree

A s

kier

at t

he botto

m ..

An a

pple fa

lling

out o

f..

0% 0%0%0%

20

1. A car at a red light

2. An apple in the tree

3. A skier at the bottom of the hill

4. An apple falling out of a tree

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Energy released when atoms fuse (join) together or split apart is called

nucl

ear

chem

ical

mec

hanic

al

ele

ctro

mag

netic

0% 0%0%0%

20

1. nuclear

2. chemical

3. mechanical

4. electromagnetic

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A change from one form of energy into another is called a(an)...

Conse

rvat

ion o

f ener

gy

work

Ener

gy tra

nsfo

rmat

io...

Gra

vita

tional

pote

ntia...

0% 0%0%0%

20

1. Conservation of energy

2. work

3. Energy transformation or conversion

4. Gravitational potential energy

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The Law of Conservation of Energy states that...

Ener

gy su

pplie

s ar

e l..

.

Ener

gy ca

n be

trans

f...

Ener

gy al

way

s ch

an...

Ener

gy ca

n not b

e c.

..

0% 0%0%0%

20

1. Energy supplies are limited

2. Energy can be transferred

3. Energy always changes forms when transferred

4. Energy can not be created or destroyed

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Plants & animals contain...

Chem

ical

ener

gy

Ele

ctro

mag

netic

ener

gy

Nucl

ear e

nergy

Rad

iant e

nergy

0% 0%0%0%

20

1. Chemical energy

2. Electromagnetic energy

3. Nuclear energy

4. Radiant energy

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A swinging pendulum is a good example of potential energy changing into

____________ energy.

mot

ion

mag

netic

ele

ctro

mag

netic

kin

etic

0% 0%0%0%

20

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30 31 32

1. motion

2. magnetic

3. electromagnetic

4. kinetic

Examples of where you can find nuclear energy are…

Com

puters

& li

ghts

Anim

als

& frui

t

Som

e power

pla

nts ..

.

Clo

cks

& TV’s

0% 0%0%0%

20

1. Computers & lights

2. Animals & fruit

3. Some power plants & the sun

4. Clocks & TV’s

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An example of mechanical/motion energy is

A ro

lling

bow

ling b

all

A la

mp

A h

eatin

g bla

nket

A c

ompre

ssed

sprin

g

0% 0%0%0%

20

1. A rolling bowling ball

2. A lamp

3. A heating blanket

4. A compressed spring

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Electromagnetic energy includes…

Nucl

ear e

nergy

Mec

hanic

al e

nergy

Rad

iant e

nergy

Ther

mal

ener

gy

0% 0%0%0%

20

1. Nuclear energy

2. Mechanical energy

3. Radiant energy

4. Thermal energy

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Electrical energy is from...

The

flow o

f ele

ctro

ns

Ato

ms

split

ting a

part

The

sun

thun

der

0% 0%0%0%

20

1. The flow of electrons

2. Atoms splitting apart

3. The sun

4. thunder

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What happens when a magnet is moved through a coil of wire?

1. Nothing happens

2. A motor is created

3. Electricity is produced

4. Mechanical energy is produced

Noth

ing h

appe

ns

A m

otor i

s cr

eate

d

Ele

ctric

ity is

pro

duced

Mec

hanic

al e

nergy

is...

0% 0%0%0%

20

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30 31 32

Electrical current in a wire produces…

A S

tatic

fiel

d

A m

agnet

ic fi

eld

Ther

mal

Ener

gy

No c

hange

to a

com

...

25% 25%25%25%20

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1. A Static field

2. A magnetic field

3. Thermal Energy

4. No change to a compass

Which of the following will make an electromagnet stronger?

(Choose the best answer)

Addin

g co

ils o

f wire

Addin

g a

larg

e iro

n core

Addin

g m

ore c

urren

t

Addin

g al

l of t

he ab

ove

25% 25%25%25%20

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1. Adding coils of wire

2. Adding a large iron core

3. Adding more current

4. Adding all of the above

A motor transforms __________ energy into __________ energy.

(Choose BEST answer)

Mec

hanic

al to

ther

mal

Mec

hanic

al to

ele

ctric

al

Ele

ctric

al to

ther

mal

Ele

ctric

al to

mec

hanic

al

0% 0%0%0%

1. Mechanical to thermal

2. Mechanical to electrical

3. Electrical to thermal

4. Electrical to mechanical

20

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A generator converts _________ energy into _________ energy.

(Choose the BEST answer)

Mec

hanic

al to

ther

mal

Mec

hanic

al to

ele

ctric

al

Ele

ctric

al to

ther

mal

Ele

ctric

al to

mec

hanic

al

0% 0%0%0%

1. Mechanical to thermal

2. Mechanical to electrical

3. Electrical to thermal

4. Electrical to mechanical

20

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