y6 mac sc
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Section A ( 60 marks ) : Answer all questions.
1. Which of the following is notmatched correctly?
A Stone - SolidB Cooking oil - LiquidC Smoke - as! "range #uice - Solid
$. Which of the following instruments can %e used to measure tem&erature?
A C
B !
'. (he following information shows the &ro&erties of matter.
A ases C SolidsB Liquids ! Solids and liquids
). When the distance %etween an o%#ect and the light source decreases* the si+e ofthe shadow %ecomes
A smaller C hea,ierB %igger ! shorter
. Which of the following are &ro&erties of light?
Can %e reflected Can %e a%sor%ed (ra,els in a straight line/ Can &ass through an o&aque o%#ect
A and only C * and onlyB and / only ! * and / only
0. !iagram shows the reflection of light from a surface
1
2 3as a fi4ed sha&e2 3as a fi4ed ,olume
Surface
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Based on the result a%o,e* surface could %e..
A stone C mirrorB sand &a&er ! rough wall
5. !iagram shows a su%stance in a %eaker.
Which of the following su%stances e4ists in the same state as the su%stancea%o,e?
A "4ygen C 6ar%leB Water ! !ry ice
7. (he following are &ro&erties of a gas except..
A has mass C has no fi4ed sha&eB has fi4ed ,olume ! can %e com&ressed
8. Which of the following materials are translucent?
ce (racing &a&er 9rosted glass / Card%oard
A and only C * and onlyB and / only ! * and / only
1:. Which of the following shows that solid has a fi4ed sha&e?
A C
B !
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Cooking oil
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11. (he following de,ices use the &rinci&le of light reflection except
A dental mirror C microsco&eB &erisco&e ! side mirror of a car
1$. !iagram shows a thermometer.
(he &art la%elled W is called ; ..
A %ul% C tu%eB stem ! gauge
1'. Which of the following shows the a&&lication of the &rinci&le of e4&ansion andcontraction in e,eryday li,e?
An electric ca%le is installed loosely. (here are ga&s at railway tracks. Concrete sla%s on &a,ements ha,e ga&s./ A steel %ridge with on end on a few rollers.
A and only C * and onlyB and / only ! ** and /
1). Which of the following will take &lace when the light falls on an o&aque o%#ect?
A (he light is reflected.B (he light goes through the o%#ect.C A shadow is formed.! (he light is %locked.
1. (he diagram shows an in,estigation on the formation of shadows.
3
W
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f the torchlight is &laced far away from the o%#ect* what will ha&&en to theshadow formed on the wall;
A Becomes %igger C (he sha&e of shadow will changeB Becomes smaller ! (here will %e no changes
10. A %eam of light falls on a mirror from one direction. Which of the followingdiagrams shows the correct &ath of the reflected light?
A B
C !
15.
60
50
What is the reading of the tem&erature shown a%o,e?
A :C C 0:C
B C ! 0C
17. (he gra&h %elow shows the changes in the tem&erature of a liquid %eing heated.
4
(em&erature
$ ) 0 7 1:
(ime
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3ow long is the time taken to %oil the liquid?
A $ minutes C 0 minutes
B ) minutes ! 7 minutes
18. (he &icture %elow shows the changes to the %alance when a solid is &laced onits &an .
(his shows that a solid;
A has fi4ed sha&e. C has ,olume.B has mass. ! occu&ies s&ace.
$:. Which of the following shows the correct form of matter?
Solid Liquid GasA ce cream ain water CloudB @elly !ew SnowC ce 6ineral water Water ,a&our ! "il ce Smoke
$1. Which of the following o%#ects will notcast any shadow when light falls on them?
lass 9rosted glass Clear water / ey
A and only C * and onlyB and / only ! * and / only
$$. (he &icture %elow shows the sha&e of a %alloon can %e changed into differentsha&es.
(he sha&e of the %alloon can %e changed %ecause the air in the %alloon;
A does not ha,e a fi4ed sha&e. C does not occu&y s&ace.
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an Solid
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B has different masses. ! can e4&and.
$'. n an in,estigation* Anis uses two similar %alloons. "ne of the %alloons is filledwith air* while the other is not filled with air. She hangs %oth of the %alloons at theends of a stick. Which of the following figures shows the correct &osition of the%alloons?
A B
C !
$). (he diagram %elow shows a thermometer.
t is used to;
A stir the solution.B measure the ,olume of su%stance.C measure the tem&erature of the material.! measure the tem&erature of human %ody.
$. (he diagram %elow shows a few cu%es of ice added to hot water in a %eaker.
What ha&&ens to the water in the %eaker?
A (he tem&erature dro&s. C ts ,olume decreases.B (he tem&erature rises. ! (here will %e no changes.
6
ice
%eakerhot water
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$0. (he diagram %elow shows light %eing %eamed onto a %ottle.
Which of the following shadows is seen on the screen?
A B
C !
$5. !iagram shows four %eakers of water.
Arrange the %eakers of water in order of increasing hotness.
A * * * S C S* * * B * * S* ! S* * *
$7. (he following information shows three ty&es of materials.
Which of the following are the &ro&erties of the materials a%o,e?
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2 6ilk2 "range #uice2 lue
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3a,e fi4ed ,olume Cannot %e com&ressed 3a,e no fi4ed sha&e / Can flow from higher region to a low
lower region
A and only C * and only
B and / only ! ** and /
$8. !iagram shows a %a%y trying to &ush a sha&e in.
(he %a%y cannot &ush it through %ecause;.
A solid has a fi4ed sha&e C solid occu&ies s&aceB solid cannot flow ! solid has fi4ed mass and ,olume
':. !iagram shows the result of &ouring lemonade in a few containers.
What can you conclude from the o%ser,ation?
A Solids do not ha,e fi4ed sha&es.B Lemonade has a fi4ed ,olume.C (he sha&e of the liquid de&ends on the container.! lass can %e resha&ed.
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Section B ( 40 marks ) : Answer all questions.
1. !iagram shows an e4&eriment that was carried out %y rfan. 3e fi4ed the&ositions of the torch and the screen. A %all is &laced %etween the torch and thescreen.
a> What is the aimof this e4&eriment?
%> 6ake o%ser,ations for the following acti,ities.
When the %all was mo,ed nearer to the torch.
When the %all was mo,ed further from the torch.
c> State the relationsip%etween te distance !etween te o!"ect andtetorcand te si#e o$ te sadow.
d> Based on the following e4&eriment* state the followingD
What is ke&t the same? D
What is change? D
What is measure? D
< 5 marks >
$. !iagram shows an in,estigation that was carried out %y A+i+ah. (he tem&erature
9
(orchBall
Screen
Shadow
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of a %eaker of %oiled water is recorded e,ery minutes.
(a%le shows the result of the in,estigation.
(ime < minute > : 1: 1 $:
(em&erature of the water 1:: 8: 7: 5: 0:
a> What is the purposeof this in,estigation?
%> What is the trendthe tem&erature of the water?
C> State the relationsip%etween te time and te temperature o$ tewater.
d> %redictthe tem&erature of the water at ': minutes.
e> State the following D
What is change? D
What is measured? D
< 0 marks >
'. !iagram shows an e4&eriment that is carried out %y A+i+ul. (wo %alloons* and* are filled with the same ,olume of air. (he %alloons are tied* one to each end
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of a straw. (he straw is sus&ended hori+ontally %y string. (he two %alloons%alance each other.
a> What will ha&&en when %alloon is &unctured with a needle?
%> i,e a reasonfor your answer in ' .
c> What is kept te samein this e4&eriment?
d> 6ake a conclusionfrom this e4&eriment.
< ) marks >
). !iagram shows an in,estigation that is carried out %y !ee&a. Air is&um&ed into a %alloon using an air &um&.
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(a%le shows the circumference of the %alloon after a few &um&s.
Eum%er of &um&s 1 $ ' )
(he circumference of the %alloon < cm > ) 7 1$ 10 $:
a> What can you say a%out the circumference of the %alloon %ased on thethe result in the ta%le a%o,e?
%> What is measured in this in,estigation?
c> 6ake a conclusionfor this in,estigation.
< ' marks >
re&ared %y* Checked %y*
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