science prim.4 part 1
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Matter ..................
texture.andshape , colorindifferentMatter
different similar material= substancematter =
Complete:Matters are different in .. , and .
solid- liquid gas
Solid , liquid and gas States of matterStates of matter
Solid , liquid and gasstates are3Matter exist in
matter mass and volume matter) (
mass and volumeit is everything that hasMatter:
Matter has and Complete:
Matters are similar in having and .
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enifeDyb tnaem si tahW yb tnaem si tahWenifeD
rettaM:rewsnA
:rettaMsah taht gnihtyreve si tiemulov dna ssam
mret cifitneics etirW ) (
mret cifitneics etirW) . ( emulov dna ssam sah taht gnihtyreve si tI
rettam
ssam ..... ( )
()ssam ssaM:tcejbo na ni rettam fo tnuoma eht si tI
emuloV
emuloV :emuloVeht si tideipucco ecapsrettam a yb
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Write scientific term1- It is everything that has mass and volume ( .. )
2- It is the amount of matter in an object ( ..)
3- it is the space occupied by a matter ( . )
volumemassmatterAnswer:
DefineWhat is meant byMatter : ..
Mass :
Volume : ..
: Give reason
( Why )Give reason:
Because
1- Air is a matter ?
Because it has mass and volume
2- A car has volume?
Because it occupies space
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( ) Correct
Correct:
lengthMatter has mass and-1
and texturevolumeshape ,Matter differ in-2
is the space occupied by an objectMass-3
volume-colorvolumeAnswer
mass and volumeit is everything that hasMatter:
by a matterspace occupiedit is theVolume:
matter volume
mass and occupied spaceit is everything that hasMatter:
volume volumeWrite scientific term1- It is everything that has mass and volume ( .. )
2- It is the amount of matter in an object ( ..)
3- It is the space occupied by a matter ( . )
4- It is everything that has mass and occupied space (.)
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matter - length- mass- volume
measure Length-1
lengthWhen you buy cloths the seller asks about
Ruler tape measuring tools
:cm meter - km measuring units
ExamplesMeasuring unitsMeasuring toolsLength of pen - bookCm for measuringsmall lengthRuler
Length of classroommeter for measuringlarge(big) lengthTape
Length between Cairoand Alex.
Km for measuring verylarge length
1 meter = 100 cm 1 Km = 1000 meter
: unit cm,meter or km
unit tools Ruler or tape
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Write scientific term1- A unit used to measure the small length.2- A unit used to measure the dimension of your classroomclassroom.3- A tool used to measure the small length.4- A tool used to measure the large length.Answer:1- Cm 2- meter 3- Ruler 4- Tape
1- Complete :-1- We measure the length of objects by using .. , ..2- The units of measuring length are .. , .. , ... .3- 2Meters = ..centimeters.4- 3Kilometers = ...meters.5- The measuring unit of the small lengths is , while
The measuring unit of the large lengths is ..... .6- The distance between Cairo and Alexandria is measured byunit of ...
Answers:1- Ruler tape 2- Cm meter Km3- 200 4- 30005- Cm meter 6- Km
Body = object measure = estimate
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benefitfunctionimportanceGive one use
:measuring tapeMeasuring ruler-1it used to measure length of bodyAnswer:
:meter-centimeterKilometer-2of measuring length of bodyunitAnswer:
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Mass-2massthe seller asks aboutfruitsWhen you buy
mass Balance
- Common balance- ( ) Sensitive balance
measuring tools
There are two types of balances:Common balance - Sensitive balance
:gm Kg - Ton measuring unitsExamplesMeasuring unitsMeasuring tools
Gold - Jewels chemicals
Cm for measuring
small massSensitive balance
Fruits vegetables -cheese
Kg for measuringlarge massCommon balance
CarsTon for measuringvery large mass
1 Kg = 1000 gm 1 Ton = 1000 Kg2Kg = 2000 gm 2 Ton = 2000 Kg
weight mass
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1- Complete the following:-1- To measure weight (mass) of vegetables or cheese we use.. .2- We use .............to measure the mass of chemical inlab and things made of gold.3- We measure the mass of objects by using .. .4- There are two types of balances .., . .5- 2Kilograms = ...grams and 1 ton = .kilograms.Answer:1- Common balance 2- Sensitive balance 3- Common balance4- Common balance and Sensitive balance5- 2000 - 1000
2- Write the scientific term:-1- A tool used to measure the mass of gold and chemicals
2- jewellery.
2- A unit used to measure the small mass as jewellery.3- A unit used to measure the mass of very large objects.4- A tool used to measure the mass of Fruits.
Answer:
2- Sensitive balance 2- gm 3- Ton4- Common balance
: -length mass tool unit
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Volume-3VolumeWhen you buy milk or oil the seller asks about
) ( ........
Volume Graduated Cylinder Ruler Measuring tools
Graduated = measuring
Measuring Cylinder Measuring cylinder Ruler
Measuring cylinder Liquids
as stonesolid bodyIrregular
)water(liquidsmeasure volume ofMeasuring cylinder
and irregular solid body (stone)
Ruler
measure volume of regular solid bodyRuler
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volume :milliliterLiter3m3Cm measuring units
measure volume of liquids, Liter and milliliter :3Cmsolid bodymeasure volume of:3, m3Cm
3Cmcubic cm
ExamplesMeasuring unitsMeasuring toolsLiquids - stoneLiter-3CmMeasuring Cylinder(liquid irregular body)
Cube book - Cuboid3m3CmRuler(regular body)
milliliter= 1000Liter13Cm= 1000Liter1
Ruler Regular body
rulerTo measure volume of cuboid by a= Length X Width X HeightVolume of cuboid
A cuboid has length 5cm , width 3cm and height 4cmExample:Calculate its volume.
3Volume = L X W X H = 5 X 3 X 4 = 60 cmAnswer:
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Measuring cylinder To measure volume of liquid by Measuring cylinder
water liquid measuring cylinder C
3The volume of water = 40 CmThe vision must be in horizontal direction
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Measuring cylinder
by Measuring cylinderirregular bodyTo measure volume ofAs stone
Measuring cylinder 1V stone 2V
3= .. cm1V2stone = VThe volume of350 = 20 cmThe volume of stone = 70of water, when put3the Measuring cylinder has 50 Cm:Example
.. Find the volume of stone3stone in water it raises into 90 Cm3= .. cm1V2The volume of stone = V
350 = 40 cm90The volume of stone =
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Measuring cylinder stone spilled stone
The volume of stone = the volume of spilled water
Iron cube has higher mass than wood cube
Equal volume of different substances have different masses1- Complete the following:-1- The volume of liquid is measured by ..2- The volume of stone or irregular body is measured by3- The measuring units of volume is ,...and....4- Equal volume of different substances has .mass.5- The measuring unit of the volume of liquid is ..
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States of matterSolid , liquid and gas States of matter
States of matter
Solid , liquid and gasstates are3Matter exist inExamples
gaseous stateliquid stateSolid stateice sugar water oil air oxygenIron - copper milk mercury water vaporWood salt benzene alcohol nitrogen carbon dioxide
Kerosene -mercury : water liquid
ice solid water vapor gaseous
Complete:1- There are states of matter2- Iron and are examples for solid matter3- Water and are examples for liquid matter4- Oxygen and are examples for gaseous matter5- Kerosene is example for . Matter6- Copper is example for .. matter7- Air is example for .. matter
Answer:
1- 3 2- wood 3- oil 4- air 5- liquid 6- solid 7- gas
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: Matter molecules particles
particlesormoleculesMatter consists of small units called
: molecules gasliquidsolid molecules
Molecules of solid are very close Molecules of liquid are far from each other
Molecules of gas are very far from each other Complete:
1- Matter consists of small building units called .. or particles
2- Molecules of .. are very closed , but in .are very far
gas-solid-molecules 2-1Answer:
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sag diuqil dilos
:
retaw rednilyc enots enots
rednilyc -egnahc ton enots epahs etinifed - )dilos(enots
epahs etinifed sah rettam diloS rednilyc enots
rednilyc egnahc ton enots
emulov etinifed - )dilos(enots
emulov etinifed dna epahs etinifed sah rettam diloSytivitcAtnemirepxE
spetStuPa ni enots arednilycretaw sniatnocnoitavresbO:t'nseod enots fo emulov dna epahsegnahc
:noisulcnoCemulov dna epahs etinifed sah rettam dilos
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definite = doesn't change Complete:
1- The substance has definite shape and volume2- There are a definite shape and volume in state (matter)
3- Solids have definite and .4- Solids have shape and volume
Answer:
1-solid 2- solid 3- shape and volume 4- definite
WhyGive Reason:1- Gold and copper are solids.
definite shape and volumeBecause they haveAnswer:
2- Copper has definite shape and volume
it is a solid matterBecauseAnswer:
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: 3rednilyc mc 05 retaw3
diuqil -egnahc retaw
retaw(diuqil) reniatnoc fo epahs eht ekat epahs etinifedni
epahs etinifedni sah rettam sdiuqiLegnahc t'nseod = etinifed
epahs etinifedni= reniatnoc fo epahs eht ekat
rednilyc retaw rednilyc
egnahc ton retaw emulov etinifed - retaw(sdiuqil)
emulov etinifed dna epahs etinifedni sah rettam sdiuqiLreniatnoc fo epahs eht ekat sdiuqiL
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ExperimentActivityscylinder3 dierentinof liquid350 cmPutSteps
s take the shape of containerchangeshapeits:ObservationIts volume doesn't changes
andtake shape of container)(shapedefiniteinmatter hasliquidConclusion:definite volume
Complete:1- The substance has definite volume and takethe shape of container2- There are a indefinite shape and definite volume in state
3- Liquids have definite and indefinite .4- Liquids have shape and . volume
Answer:1-liquids 2- liquids 3- volume and shape 4- indefinite - definite
WhyGive Reason:1- Oil is a liquid.
Because they have indefinite shape and definite volumeAnswer:
2- Water has indefinite shape and definite volume
matterliquidit is aBecauseAnswer:
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:
gases gases
air change-
)gases(air indefinite shape indefinite volume
take the shape and volume of container
Gases matter has indefinite shape and indefinite volumeGases take the shape and volume of container
ExperimentActivitypress it by handBlow air in a balloonSteps
press on itthe shape and volume of air changes by:Observationand volume of containertake shapegasesConclusion:
Gases matter has indefinite shape and indefinite volume
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Compare between solid, liquid and gasesgasesliquidsSolids
indefinitedefinitedefiniteVolumeindefiniteindefinitedefiniteShape
Solid matter has definite shape and definite volume
Liquids matter has indefinite shape and definite volumeLiquids take the shape of container
Gases matter has indefinite shape and indefinite volumeGases take the shape and volume of container
What happen when 1- Put water in a glass ( container )
the shape of glasstakeswaterAnswer:
2- Blow air in a balloon
the shape and volume of balloontakesairAnswer:
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WhyGive Reason:1- Oxygen is a gaseous matter.
definite volumeinBecause they have indefinite shape andAnswer:
2- Air has indefinite shape and indefinite volume
mattergasesit is aBecauseAnswer:
scientific termWrite1- A state of matter that has definite shape and volume ( . )
2- A state of matter that has indefinite shape and volume ( ..)
3- A state of matter that take the shape of container only( . )
4- A state of matter that take the shape and volume of container(.)
gases-liquidsgasessolidsAnswer:
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matterChanges of matter
matter Water water one state
liquid
Water exist in only one state at ordinary room temperatureWater matter
Matter exist in only one state at ordinary room temperature water matter state another state
matter solid state liquid gas cool-) waterliquid( freezing )solidice (
Freezing heat-(liquid) water evaporation
water vapor (gas) - Evaporation
Matter can changed from one state to another by heating or cooling
state bysolidstate intoliquidit is a change of matter fromFreezing:cooling.
stategaseousstate intoliquidit is a change of matter fromEvaporation:by heating.
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water vapor = gas-ice = solid-water = liquid Freezing Evaporation
Freezing: liquid (water) into solid (ice) by coolingEvaporation: liquid (water) into gas (water vapor) by heating
ice (solid) water (liquid) ice heat melt Melting
state byliquidstate intosolidit is a change of matter fromMelting:heating.
water vapor (gas) water (liquid) (gas)water vapor
water (liquid) Condensation
liquidstate intogaseousit is a change of matter fromCondensation:state by cooling.
Condensation 1- Appearance of water drops on cars and plant leaves in morning
2- Appearance of water drops on cover of tea pot 3- Appearance of water drops on glass has ice
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Give Reason: Why1- Appearance of water drops on cars and plant leaves in morning2- Appearance of water drops on cover of tea pot3- Appearance of water drops on glass has ice
Answer: Due to condensation of water vaporDue to = Because -What happen when
1- Put a glass of ice on airAnswer: it makes water drops on glass
2- Put a glass of water in freezerAnswer: it makes ice
() Give reason : A bottle of water broken in freezerBecause ice has large volume than water
Freezing: it is a change of matter from liquid state into solid state bycooling.
state byliquidstate intosolidit is a change of matter fromMelting:heating.
Condensation: it is a change of matter from gaseous state into liquidstate by cooling.
stategaseousstate intoliquidit is a change of matter fromEvaporation:by heating.
Freezing meltingEvaporation Condensation
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dellac stinu gnidliub llams fo stsisnoc rettaMselucelomtnemelE selucelom
tnemele rettam dnuopmoC selucelom
dnuopmoc -rettam tnemelE
tnemele fo edam rettaM tnemele rettam
stnemelE rettam ..................tnemele rettam
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tnemelE dezylana-esopmoced tnemelE
rettam tnemelE
:tnemelEeht si titselpmisrettam fo mroft'nacebdezylana(esopmoced)erom ro secnatsbus owt otni
stnemele stnemele 211 derevocsid evah stsitneics ehT
stnemele stnemelestnemele)sisehtnys( laicifitra 02 erutan ni stnemele 29
stnemele rof selpmaxE
dael - yrucrem muinimula nori reppoc revlis dloG -1
surohpsohp - enimorb ruhplus )laoc(nobraC -2
stnemelE( ) ) ( ) (
slateM
) ( ) ( ( )
noN-slatem
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Elements metals-Metals and nonmetals-nonandmetalsElements can classified into
MetalsExamples forSolids: Gold silver copper iron aluminium leadLiquid: mercury
metals mercury liquidAll metals are solids except mercury which is a liquid
: metals solid and liquidMercury liquid metal
mercuryThe liquid metal ismetals-nonExamples for
Solids: sulphur carbon(coal - graphite) phosphorus Liquid: BromineGases: Oxygen Nitrogen
: metals-non solid, liquid and gasBromine liquid non-metal
bromineismetal-nonThe liquid
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metals-Compare between Metals and nonNon-metalsMetalsP.O.C
Non-metals don't have metallicluster
Metals have metallicluster
Luster shining
Non-metals are not malleable(can't be shaped) not ductile
Metals are malleable(can be shaped) - ductile
Malleability
Non-metals are bad conductor ofelectricity except Carbon
Metals are goodconductor of electricity
Conductivity ofelectricity
Non-metals are bad conductor of
heatMetals are goodconductor of heat
Conductivity ofheat
Non-metals have low melting and
boiling pointsMetals have high melting
and boiling pointsMelting andboiling points
Solid liquid - gasSolid liquidThe state
Carbon(coal-graphite)-sulphur-phosphorus
Iron-copper-gold-silver-aluminium-leadExamples
: carbon metals-non carbonexceptmetals are bad conductor of electricity-All non
All =except = = good = bad = high = low
Complete:1- Metals have melting and boiling points2- Iron and copper have melting and boiling points3- Non-metals have melting and boiling points4- Carbon and sulphur have melting and boiling points5- All metals are solids except . Which is ..
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6- All non-metals are bad conductor of electricity except 7- The liquid metal is .. but the liquid non-metal is .8- Metals are .. conductor of heat and electricity9- Non-metals are .. conductor of heat and electricity10- Metals are good conductor of and ..
Answer:1-high 2- high 3- low 4- low - definite 5- mercury liquid 6- carbon
7- mercury bromine 8- good 9- bad 10- heat and electricity
Write scientific term1- Elements can be malleable and ductile ( . )
2- Elements can't be malleable and ductile ( ..)
3- Elements have metallic luster ( . )
4- Elements don't have metallic luster (.)nonmetalsmetalsnonmetalsmetalsAnswer:
WhyGive Reason:1- Iron and copper are metals.
they good conductor of heat and electricityBecauseAnswer:
2- Carbon and sulphur are non-metalsthey bad conductor of heat and electricityBecauseAnswer:
3- Iron used in making bridge gold and silver used in making jewels
they can be shaped and ductileBecauseAnswer:4- Carbon used in making battery dry cell dry battery
it good conductor of electricityBecauseAnswer:
5- Mercury used in making thermometer
it good conductor of heatBecauseAnswer:
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metals:-benefit of metals and nonimportanceUses
1- Iron: used in bridges car chassis (frame) street light
2- Aluminium: used in cooking pans (pots) doorknobs foil
electric wires
3- Gold and silver: used in jewels furniture decoration
4- Copper: used in electric wires coins
5- Mercury: used in thermometer
6- Carbon: used in positive electrode of battery dry cell
7- Oxygen: used in metal welding rescue work
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segnahc lacimehc dna segnahc lacisyhP 4 nosseL
segnahc lacisyhP :
segnahc lacimehc : rettam
rettam ecnaraeppa epahs) ( erutcurts
segnahc lacisyhPsegnahc lacisyhP
:
...
.
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ofshapeandappearanceIt is a change inPhysical changes:matter without any change in structure (properties)
Without =
Examples of physical changes:1- Melting of wax ( candle) ice chocolate 2- Grinding of sugar salt chalk 3- Dissolving table salt sugar in water 4-Malleability ductile of metals 5- Freezing evaporation melting - condensation of water6- Cutting of paper wood into small parts7- Paper plastic recycle
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lacimehC:segnahcni egnahc a si tIepahsdnaerutcurtsfoseitreporp tnereffid htiw ecnatsbus wen gnicudorp rettam
:
....( ) )(
:segnahc lacimehC fo selpmaxE repap ragus fo )gnirrahc-noitsubmoc( gninruB -1
)gninrub yna( doow daerb )xaw(eldnac tsur norI -2 truhgoy fo noitcudorP -3 stiurf fo nettoR -4 hguod ot tsaey gniddA -5 doof fo noitsegiD -6
:tub egnahc lacisyhp si )xaw( eldnac fo gnitleMegnahc lacimehc si )xaw( eldnac fo gninruB
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Note: Iron need oxygen gas and water to become rust
Give reason:1- Burning of sugar is a chemical change.
Answer: Bec. It change in structure make new substance withdifferent properties
2-Melting of ice is a physical change
Answer: Bec. It change in shape and appearance not in structure
Write scientific term:1- It is a change in appearance and shape of matter withoutany change in structure (properties)2- It is a change in shape and structure of matter producingnew substance with different propertiesAnswer:
1- Physical change 2- Chemical change
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