21797632-Student-Handout-Science-F1.ppt

8/17/2019 21797632-Student-Handout-Science-F1.ppt

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SCIENCE TUSYEN 1.

FORM 1. Chapter 3. MATTER


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Chapter 4. DIVERSITY OF

RESOURCES ON EARTH


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SCIENCE TUSYEN 3.

FORM 1. Chapter 5. AIR AROUND US


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SCIENCE TUSYEN.SCIENCE TUSYEN.

FORM 1. CHAPTER 6.FORM 1. CHAPTER 6.

SOURCES AND FORMSSOURCES AND FORMS

OF ENERGYOF ENERGY


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CHAPTER . HEAT AND ITS TRANSFER

SCIENCE TUSYEN FORM 1


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ENERGYENERGY

POTENTIALPOTENTIAL

ENERGY ENERGY

CHEMICALCHEMICAL

ENERGY ENERGY

KINETICKINETIC

ENERGY ENERGY

HEATHEAT

ENERGY ENERGY

LIGHTLIGHT

ENERGY ENERGY

SOUNDSOUND

ENERGY ENERGY

ELECTRIVALELECTRIVAL

ENERGY ENERGY

NUCLEARNUCLEARENERGY ENERGY

MECHANICALMECHANICALENERGY ENERGY

VARIOUS FORMS OF ENERGYVARIOUS FORMS OF ENERGY


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O!YGEN IN AIR

CAR"ON DIO!IDE IN AIR

ANIMA#S ANDHUMANS

GREEN P#ANTS

CARCASSES FOSSI# FUE#S META#S

RUSTING

PHOTOSYNTHESIS

RESPIRATION

DECOMPOSITION

COM"USTION


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SOURCES OF ENERGY ON EARTHSOURCES OF ENERGY ON EARTH

RENEWABLE RENEWABLE NON RENEWABLE NON RENEWABLE

WINDWIND

SOLARSOLAR

WAVESWAVES

BIOMASSBIOMASS

HYDROHYDRO

GEO THERMALGEO THERMAL

NUCLEARNUCLEAR COALCOAL

PETROLEUMPETROLEUM

NATURAL GASNATURAL GAS

FOSSIL FUELSFOSSIL FUELS


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EXAMPLES OF ENERGY CONVERTEREXAMPLES OF ENERGY CONVERTER

ENERGYENERGY

CONVERTERCONVERTER

ENERGY CONVERSIONENERGY CONVERSION

RADIORADIO Electrical eer!" #$%& eer!"Electrical eer!" #$%& eer!"

TELEVISIONTELEVISION Electrical eer!" li!'t eer!" #$%&Electrical eer!" li!'t eer!" #$%&

eer!"eer!"

GAS STOVEGAS STOVE C'e(ical eer!" 'eat eer!" li!'tC'e(ical eer!" 'eat eer!" li!'t

eer!"eer!"ELECTRIC FANELECTRIC FAN Electrical eer!" )ietic eer!"Electrical eer!" )ietic eer!"

BICYCLEBICYCLE

DYNAMODYNAMOKietic eer!" electrical eer!" li!'tKietic eer!" electrical eer!" li!'t

eer!"eer!"

ELECTRIC IRONELECTRIC IRON Electrical eer!" 'eat eer!"Electrical eer!" 'eat eer!"

HAIR*DRYERHAIR*DRYER Electrical eer!" )ietic eer!" 'eatElectrical eer!" )ietic eer!" 'eat

eer!" #$%& eer!"eer!" #$%& eer!"

ELECTRIC RICEELECTRIC RICE

COOKERCOOKERElectrical eer!" 'eat eer!"Electrical eer!" 'eat eer!"

LIGHT BULBLIGHT BULB Electrical eer!" 'eat eer!" li!'tElectrical eer!" 'eat eer!" li!'t

eer!"eer!"


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THE PRINCIPLE OF ENERGY CONSERVATIONTHE PRINCIPLE OF ENERGY CONSERVATION

+ Eer!" ca$t ,e+ Eer!" ca$t ,ecreate& $rcreate& $r

&e#tr$"e&&e#tr$"e&

+ Eer!" ca $l" ,e+ Eer!" ca $l" ,ec$-erte& .r$( $ec$-erte& .r$( $e

.$r( t$ a$t'er.$r( t$ a$t'er

ENERGY IS CONSERVEDENERGY IS CONSERVEDA($%t $. eer!" A($%t $. eer!"A($%t $. eer!" A($%t $. eer!",e.$re c$-er#i$ a.ter c$-er#i$,e.$re c$-er#i$ a.ter c$-er#i$


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LIGHT ENERGYLIGHT ENERGY

/.r$( t'e #%0/.r$( t'e #%0

CHEMICAL ENERGYCHEMICAL ENERGY

/i .$$&0/i .$$&0PHOTOSYNTHESISPHOTOSYNTHESIS

HEAT ENERGY 1HEAT ENERGY 1WATER 1 CARBONWATER 1 CARBON

DIOXIDEDIOXIDE

CHEMICAL ENERGYCHEMICAL ENERGY/i .$$&0/i .$$&0

RESPIRATIONRESPIRATION

PROCESSES AND ENERGY CONSERVATIONPROCESSES AND ENERGY CONSERVATION


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COMPARISON BETWEENCOMPARISON BETWEENCONDUCTION2 CONVECTION AND RADIATIONCONDUCTION2 CONVECTION AND RADIATION

CONDUCTIONCONDUCTION CONVECTIONCONVECTION RADIATIONRADIATION

+ Tra#.erre& ,"+ Tra#.erre& ,"3article# t'at -i,rate3article# t'at -i,rate

a& c$lli&e 4it' $t'era& c$lli&e 4it' $t'er3article#3article#

+ Occ%r# i #$li+ Occ%r# i #$lili5%i a& !a#e# ,%tli5%i a& !a#e# ,%t($#t e..ecti-e i($#t e..ecti-e i#$li#$li

+ D$e# $t $cc%r i+ D$e# $t $cc%r ia -ac%%(a -ac%%(

+ ra3i& 3r$ce##+ ra3i& 3r$ce##

+ Tra#.erre& ,"+ Tra#.erre& ,"3article# t'at ($-e3article# t'at ($-e

a& .$r( aa& .$r( ac$-ecti$al c%rretc$-ecti$al c%rret

+ Occ%r# i .l%i+ Occ%r# i .l%iLi)e li5%i a& !a#e#Li)e li5%i a& !a#e#

($#t e..ecti-e($#t e..ecti-e

+ D$e# $t $cc%r i+ D$e# $t $cc%r ia -ac%%(a -ac%%(

+ #l$4 3r$ce##+ #l$4 3r$ce##

+ Ra&iate& ," a '$t+ Ra&iate& ," a '$t,$&" t$ #%rr$%&i!,$&" t$ #%rr$%&i!

+ Occ%r# 4it'$%t a"+ Occ%r# 4it'$%t a"(e&i%((e&i%(

+ Ca $cc%r i+ Ca $cc%r ia -ac%%(a -ac%%(

+ ra3i& 3r$ce## /li!'t+ ra3i& 3r$ce## /li!'t

S3ee&0S3ee&0


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USAGE OF THE PRINCIPLE OF HEATUSAGE OF THE PRINCIPLE OF HEATTRANSFER IN SOLVING PROBLEMSTRANSFER IN SOLVING PROBLEMS

COLD ROOMCOLD ROOMAir 'eater a& 'eati!Air 'eater a& 'eati!#"#te( + a33l" 3rici3le#"#te( + a33l" 3rici3le$. c$-ecti$2 .i6e& at l$4er$. c$-ecti$2 .i6e& at l$4erSecti$7 H$t air 4'ic' 3r$&%ce&Secti$7 H$t air 4'ic' 3r$&%ce&($-e# %3 4'ile t'e c$l& air($-e# %3 4'ile t'e c$l& air($-e# &$4($-e# &$4

HOT ROOMHOT ROOM87 t'e -etilati$ #"#te( $. a87 t'e -etilati$ #"#te( $. a,%il&i! + '$t air ri#e# $%t,%il&i! + '$t air ri#e# $%tt'r$%!' %33er #ecti$ /air '$le#0t'r$%!' %33er #ecti$ /air '$le#097 air c$&iti$er + a33l"97 air c$&iti$er + a33l"3rici3le $. c$-ecti$2 .i6e& at3rici3le $. c$-ecti$2 .i6e& at%33er #ecti$%33er #ecti$

CAR:S RADIATORCAR:S RADIATOR+ t$ re($-e 'eat+ t$ re($-e 'eat3r$&%ce& i e!ie3r$&%ce& i e!ie," c$-ecti$," c$-ecti$t'r$%!' 4ater it'r$%!' 4ater it'e ra&iat$rt'e ra&iat$r

THERMOS FLASKTHERMOS FLASK+ -ac%%( #3ace 3re-et+ -ac%%( #3ace 3re-et'eat l$## ," c$&%cti$'eat l$## ," c$&%cti$a& c$-ecti$a& c$-ecti$

+ #il-er la"ere& 3re-et+ #il-er la"ere& 3re-et'eat l$## ," ra&iati$'eat l$## ," ra&iati$

TO WARM BODYTO WARM BODY+ .ire ; t$ 4ar( $%r+ .ire ; t$ 4ar( $%r,$&ie# 3re-et 'eat,$&ie# 3re-et 'eat

tra#.er ," ra&iati$tra#.er ," ra&iati$.r$( $%r ,$&" t$.r$( $%r ,$&" t$#%rr$%&i!#%rr$%&i!


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METHODS OF HEAT TRANSFERMETHODS OF HEAT TRANSFER

CONDUCTION


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CONDUCTORSCONDUCTORS INSULATORSINSULATORSANDAND

Material# t'at c$&%ctMaterial# t'at c$&%ct

'eat ea#il"'eat ea#il"

Material# t'at &$ $tMaterial# t'at &$ $t

C$&%ct 'eat ea#il"C$&%ct 'eat ea#il"

E6a(3le#


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NATURAL APPLICATION OFNATURAL APPLICATION OFTHE PRINCIPLE OF CONVECTIONTHE PRINCIPLE OF CONVECTION

LAND BREE>ELAND BREE>E SEA BREE>ESEA BREE>E

+ at i!'t2 la& c$$l# .a#ter+ at i!'t2 la& c$$l# .a#tert'a #eat'a #ea

+ '$t air .r$( t'e #ea ri#e#+ '$t air .r$( t'e #ea ri#e#a& it i# re3lace& ," c$l& aira& it i# re3lace& ," c$l& air.r$( t'e la&.r$( t'e la&

+ &%ri! &a" ti(e2 la& 'eat#+ &%ri! &a" ti(e2 la& 'eat#%3 .a#ter t'a #ea%3 .a#ter t'a #ea

+ '$t air .r$( t'e la& ri#e#+ '$t air .r$( t'e la& ri#e#a& it i# re3lace& ," c$l& aira& it i# re3lace& ," c$l& air.r$( t'e #ea.r$( t'e #ea

NATURAL APPLICATION OFNATURAL APPLICATION OFTHE PRINCIPLE OF RADIATIONTHE PRINCIPLE OF RADIATION

Eart' a& #% #e3arate& ," -ac%%(7 Heat .r$( #% i# tra#.erre&Eart' a& #% #e3arate& ," -ac%%(7 Heat .r$( #% i# tra#.erre&T$ eart' ," ra&iati$ 4it'$%t t'e ee& $. (e&i%(T$ eart' ," ra&iati$ 4it'$%t t'e ee& $. (e&i%(


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ABSORPTIONABSORPTION RADIATIONRADIATIONANDAND

All (aterial# ca a,#$r, a& ra&iateAll (aterial# ca a,#$r, a& ra&iate

DEPENDS ON


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21797632-Student-Handout-Science-F1.ppt