what is energy? / what are the different forms of energy?what is energy? / what are the different...
TRANSCRIPT
Name: Class: Date:
Energy
Consolidation Worksheet 1What Is Energy? / What Are the Different Forms of Energy? 1. What is energy?
2. What are the different forms of energy illustrated in each of the pictures below? Write your answers under each picture.
There may be more than one form of energy illustrated in each picture.
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 145
146 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Name: Class: Date:
Energy
Consolidation Worksheet 2What Is Energy Conversion? Study the pictures below and state the energy conversions that are taking place.
energyenergy
energyenergy
energyenergy
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 147
energyenergy
energyenergy
energy energy energy
148 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
energyenergy
energyenergy
energy energy energy
Name: Class: Date:
Energy
Consolidation Worksheet 3What Is Energy Conservation? Suggest how energy can be conserved in each of the scenarios below by writing your answers in the blanks.
Min should
Ari should
Rita should
Tom should
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 149
Name: Class: Date:
Fun and Games
Energy
Crossword Puzzle!
Complete the crossword puzzle using the clues given below.
1
2
3
4
5
6
7
8
Across:2. Plants need energy to make food. 5. A stretched rubber band has elastic energy.7. The amount of energy an object has depends on its speed and mass.8. The higher an object is from the ground, the greater the amount of
potential energy it has.
Down:1. Objects that can be stretched and compressed can possess potential energy.3. The food we eat and the batteries we use both have energy.4. Overhead or underground cables help transport energy.6. energy causes cement to dry.
150 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Name: Class: Date:
Exam Practice
Energy
Ari used a slingshot to shoot a pebble through the air as shown below. Study the pictures carefully and answer the questions that follow.
Process skills: Observing, Analysing
a. What form of energy does the stretched rubber band have? [1 mark]
b. How can Ari increase the amount of energy mentioned in ‘a’? [1 mark]
c. Name two forms of energy that the pebble flying through the air possesses. [2 marks]
d. When will the pebble have neither of the two forms of energy mentioned in ‘c’? [1 mark]
Hint:What form of energy does a
moving object have? What form of energy does it have due to its
position above the ground?
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 151
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
En
ergy
Co
nso
lid
atio
n W
ork
shee
t 1W
ha
t Is
Ener
gy?
/ W
ha
t A
re t
he
Dif
fere
nt
Form
s of
Ener
gy?
1.
Wha
t is
ener
gy?
2.
Wha
t are
the
diffe
rent
form
s of
ene
rgy
illust
rate
d in
eac
h of
the
pict
ures
belo
w?
Writ
e yo
ur a
nsw
ers
unde
r ea
ch p
ictu
re.
Th
ere
may
be
mor
e th
an o
ne fo
rm o
f ene
rgy
illust
rate
d in
eac
h pi
ctur
e.
Light
ene
rgy,
ele
ctric
al e
nerg
y,
heat
ene
rgy
Ener
gy is
the
abilit
y to
do
wor
k.
Gra
vita
tiona
l pot
entia
l ene
rgy,
kine
tic e
nerg
y
Elas
tic p
oten
tial e
nerg
y He
at e
nerg
y, c
hem
ical
pot
entia
l
ener
gy, l
ight
ene
rgy
Kine
tic e
nerg
y, s
ound
ene
rgy
Che
mic
al p
oten
tial e
nerg
y
152 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Ch
ap
ter 2
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
En
ergy
Co
nso
lid
atio
n W
ork
shee
t 2W
ha
t Is
Ener
gy C
onve
rsio
n?
Stud
y th
e pi
ctur
es b
elow
and
sta
te th
e en
ergy
con
vers
ions
that
are
taki
ng p
lace
.
ener
gyen
ergy
ener
gyen
ergy
ener
gyen
ergy
Gra
vita
tiona
l pot
entia
l
Che
mic
al p
oten
tial
Kine
tic
Kine
tic
Heat
Elec
tric
al
ener
gyen
ergy
ener
gyen
ergy
ener
gyen
ergy
ener
gySo
lar
Elec
tric
alKi
netic
Elas
tic p
oten
tial
Gra
vita
tiona
l pot
entia
l
Kine
tic
Kine
tic
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 153
Ener
gy
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
En
ergy
Co
nso
lid
atio
n W
ork
shee
t 3W
ha
t Is
Ener
gy C
onse
rva
tion?
Sugg
est h
ow e
nerg
y ca
n be
con
serv
ed in
eac
h of
the
scen
ario
s be
low
by
writ
ing
your
ans
wer
s in
the
blan
ks. M
in s
houl
d
Ari
shou
ld
Rita
sho
uld
Tom
sho
uld
w
ait f
or th
e w
ashi
ng m
achi
ne to
hav
e a
full
load
bef
ore
star
ting
the
was
hing
mac
hine
to c
onse
rve
elec
tric
ity.
tu
rn o
ff th
e lig
hts
and
fan
befo
re le
avin
g
the
room
.
tu
rn o
ff th
e te
levi
sion
if no
one
is
wat
chin
g it.
sh
ut th
e do
or to
sto
p th
e ai
r-co
nditi
oned
air
from
esc
apin
g an
d re
duce
the
amou
nt o
f hea
t tha
t
is en
terin
g th
e ro
om.
Nam
e:
C
lass
:
Dat
e:
Fu
n a
nd
G
ames
En
ergy
Cro
ssw
ord
Pu
zzle
!
Com
plet
e th
e cr
ossw
ord
puzz
le u
sing
the
clue
s gi
ven
belo
w.
1 2
3
4
5 6
7
8
Acr
oss:
2.
Plan
ts n
eed
ene
rgy
to m
ake
food
. 5.
A
str
etch
ed r
ubbe
r ba
nd h
as e
last
ic
ene
rgy.
7.
The
amou
nt o
f e
nerg
y an
obj
ect h
as d
epen
ds o
n its
spe
ed a
nd m
ass.
8.
The
high
er a
n ob
ject
is fr
om th
e gr
ound
, the
gre
ater
the
amou
nt o
f
pote
ntia
l ene
rgy
it ha
s.
Dow
n:1.
Obj
ects
that
can
be
stre
tche
d an
d co
mpr
esse
d ca
n po
sses
s
po
tent
ial e
nerg
y.3.
Th
e fo
od w
e ea
t and
the
batte
ries
we
use
both
hav
e e
nerg
y.4.
O
verh
ead
or u
nder
grou
nd c
able
s he
lp tr
ansp
ort
ene
rgy.
6.
ene
rgy
caus
es c
emen
t to
dry.
E LI
GH
T
CA
HS
E
PO
TE
NT
IA
L
MI
E
HI
CC
KI
NE
TI
CT
AA
R
TL
I C A
GR
AV
IT
AT
IO
NA
L
154 © 2012 Alston Publishing House Pte LtdAdditional Teacher’s Resources
Ch
ap
ter 2
Ans
wer
s to
Add
ition
al Te
ache
r’s R
esou
rces
Nam
e:
C
lass
:
Dat
e:
Ex
am P
ract
ice
En
ergy
Ari
used
a s
lings
hot t
o sh
oot a
peb
ble
thro
ugh
the
air
as s
how
n be
low
. Stu
dy th
e pi
ctur
es c
aref
ully
and
ans
wer
the
ques
tions
that
follo
w.
Pro
cess
sk
ills
: Obs
ervi
ng, A
naly
sing
a.
Wha
t for
m o
f ene
rgy
does
the
stre
tche
d ru
bber
ban
d ha
ve?
[1 m
ark]
b.
How
can
Ari
incr
ease
the
amou
nt o
f ene
rgy
men
tione
d in
‘a’?
[1
mar
k]
c.
Nam
e tw
o fo
rms
of e
nerg
y th
at th
e pe
bble
flyi
ng
th
roug
h th
e ai
r po
sses
ses.
[2
mar
ks]
d.
Whe
n w
ill th
e pe
bble
hav
e ne
ither
of t
he tw
o fo
rms
of e
nerg
y m
entio
ned
in
‘c’?
[1 m
ark]
Hin
t:W
hat
form
of
ener
gy d
oes
a m
ovin
g ob
ject
hav
e? W
hat
form
of
ene
rgy
does
it h
ave
due
to it
s po
sitio
n ab
ove
the
grou
nd?
Elas
tic p
oten
tial e
nerg
y
He c
an s
tret
ch th
e ru
bber
ban
d m
ore.
Kine
tic e
nerg
y an
d gr
avita
tiona
l pot
entia
l ene
rgy.
Whe
n it
reac
hes
the
grou
nd.
© 2012 Alston Publishing House Pte Ltd Science SMART Teacher’s Guide Grade 6 155
Ener
gy
Glossary
GlossaryChapter 2: Energy
Chemical potential The type of energy stored in chemical substances such as energy foods, batteries and fuels
Elastic potential The type of energy stored in elastic objects when they areenergy stretched
Electrical energy A form of energy that allows electrical equipment to work
Energy The ability to do work
Energy conservation Making wise choices in order to save energy
Energy conversion The change of energy from one form to another
Fuels Materials that burn to give off heat and light. They have chemical potential energy
Gravitational The type of energy stored when an object is positioned potential energy above the ground
Heat energy A form of energy that makes us feel warm
Kinetic energy Energy stored in moving objects
Light energy A form of energy that helps us to see
Potential energy Energy stored in a body
Sound energy A form of energy that allows us to hear
156 © 2012 Alston Publishing House Pte Ltd
Ch
ap
ter 2