www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

www.scantopdf.eu

Prod

uced

with

Sca

nToP

DF

ww

w.scantopdf.eu

HAMDAN 09

From plants wood, charcoal, alcohol, biodiesel

Solar cells

Comes in many shapes and sizes

Solar car

Stretched bow

Wound up toy

Chemical Energy

gives heat energy when burnt

A

ENERGY : Ability to do

work

ENERGY USES

Growing

Carry out life processes

Melting ice

Boiling water

Moving car

Makes non-living things to function

B

CD

1 2

3

a

Moving

b c

BreathingWalking

a

Dancing

bc

Work

Main source of energy

light energy

heat energygives

climate

weather

influences earth's

water

plants animals

Sun

Uses light energy from sun, carbon dioxide and water to make food

Fuels Food

ENERGY SOURCES

Coal

Petro leum Natural gas

Fuel Types

Formed from dead plants and animal

Fossil fuelsMoving

air

Carrying things

Move sailing boats

Move windmills to pump water or grind corn

Move wind turbines to produce electricity

Uses

Wind

Moving water (hydro energy)

Energy is stored in the food

Plants

Water

Move water turbines in dams to generate electricity (hydroelectricity)

Uses

Contain chemicals that can store electrical energy for a long time

Batteries (Dry cells)

wind

fuels

provide stored energy in

ENERGY (1/2)

YEAR 5 UNIT 4

Food

FuelsBatteries

Stored in

gas

Sun

Burning Electric heater

Released by hot

objects

Heat Energy

Cyclist on top of hill

Stored in objects due to its condition/

positionCandle

Bulb

Released by lighted objects

Light Energy

Provide energy for electrical appliances like torches, radio, clocks, mobile phones

Uses

winder

Potential Energy

Pylons

Running man

Flying plane

Possesed by moving objects

Kinetic Energy

ENERGYFORMS

Guitar string

Blowing a trumpet

Released by vibrations

Sound Energy

Cables Carried in electric current

Electrical Energy

Stored in nucleus of

atom

NuclearEnergy

Released by the sun

Solar Energy

1

2

3456

a

b

c

ab

c

d

a

b

a

ba

ba

b

a

b

da m

Animal waste gas

From garbage gas

Biomass fuels

2

1

2

1

2

1

345

b

a

cd

1

2

b

a

c

2

13

1

6

1

234

5

7

8 9

abc

abcab

c

ab

a

b

a b

a

b

a b

a

Nucleus

19

HAMDAN 09

Results in little or no pollution

Used as fuels for vehicles

Recycle materials

Use renewable energy sources

Switching off lights/appliances when not using

Prevent wastage

Cannot be replaced

Will not last forever

E

ENERGY (2/2)

YEAR 5 UNIT 4

When current is switched on, fan rotates

Electrical energy is transformed into kinetic energy

Written as:Electrical energy Kinetic energy + Sound energy

( ) means: "is transformed into"

The changing of forms of

energy

ENERGY TRANSFROMATION

Activity Energy Transformation

Cyclist going down a slope

Potential energy Kinetic energy

Burning wood Chemical energy Light energy + Heat energy

Other examples:

B o y j u m p i n g d o w n

M a n d o i n g b u n g e e j u m p

Pulling a bow Kinetic energy Potential energy

Other examples:

Burning candle Burning match

Other examples:

Walking upstai rs Crane lift ing object

Other examples:

Playing a guitar Beating a drum

Kinetic energy Sound energyRing bell by hand

Potential energy Kinetik energy + sound energy

Wound up alarm clock

Other examples:

Wound up toy Wound up watch

Solar energy Electrical energy + light energy

Solar powered calculator

Solar cell

Other example:

Solar powered watch

RENEWABLE ENERGY

Can be replaced naturally or by human

Cannot be used up

Energy that can be

replenished

F

NON-RENEWABLE

ENERGY

Types

Directly from sun

Light energy converted into electrical energy using solar cells

To heat water in homes

Solar Energy

Strong wind has lots of kinetic energy

Used to propel wind turbines to produce electricity

Clean energy source

Used potential energy of water to generate electricity in hydro electric power stations

Wind Energy

dam

water storage

turbine and generator

Water Energy

Fuels processed from plants, animal wastes and garbage.

Fuel in form of wood, gas, alcohol and biodiesel.

Biomass Energy

Types

Fuel to generate electricity in power station

Petroleum

Burnt to produce heat and generate electricity

Coal

Burnt to produce heat for cooking, heating and electricity

Natural Gas

Produced in nuclear reactors to generate electricity

Power ships, submarine, satellites

Nuclear

Examples

Transformation Of Energy inAppliances

solar cells

solar cells

water heater

a wind turbine

Ensure enough energy for future

Save cost on paying for energy

Reduce pollution

Use public transport, car pool - save petrol

G

HIUse wisely so that can last

longer If used up leads to energy crisis

Took millions of years to form

Using non-renewable

energy

USING ENERGY WISELY

Use fluorescent lamps (use less energy)

Close cooking pots when cooking

Shut refrigerators properly

SAVINGENERGY 1 2

3

a b c

d

1

2

ab

ab

c

d

1

23

12

3

1

1

2

1

2

a

b

a

b

c

d

12

1

2

1

abc

2

34

5

ac

d

e

b

f

g

Results in pollution

Excretes toxic gases

Energy that cannot be

replenished

cd

Appliances Energy Transformation

Television Electrical energy Light energy + sound energy

Washing machine

Electrical energy Kinetic energy + sound energy

Electrical energy Heat energy

Electric oven

Electric drill

Electric iron

Computer

Kerosene stove Gas stove Chemical energy Heat energy + Light energy

Chemical energy Electrical energy Sound energy

Radio CD player

with batteries

Battery circuit

Chemical energy Electrical energy Light energy Heat energy

from battery

from battery

c

1

Appliances Energy Transformation

Hair dryer Electrical energy Kinetic energy +Heat ene