what is energy? / what are the different forms of energy?what is energy? / what are the different...

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

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


energyenergy

energyenergy

energy energy energy


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


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.


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?


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


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


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


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.


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

what is energy? / what are the different forms of energy?what is energy? / what are the different...

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