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SET 1
Section B - (20 marks)
Bahagian B (20 markah)
1. Diagram 1 shows the effect of human activity .
Rajah 1 menunjukkan kesan aktiviti manusia.
2005 2009
Diagram 1
Rajah 1
a) Write one observation based on the Diagram 1 above.
Nyatakan satu pemerhatian berdasarkan Rajah 1 di atas.
____________________________________________________________
(1 mark)
(1 markah)
b) Based on your observation, state one reason (inferences) .
Berdasarkan pemerhatian, nyatakan satu inferen.
____________________________________________________________
(1 mark)(1 markah)
c) Predict what will happen to the plants in year 2012.
Ramalkan apa akan terjadi kepada tumbuh-tumbuhan pada tahun 2012.
____________________________________________________________
(1 mark)
(1 markah)
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2. Dina carried out an investigation as shown on investigation as shown in Diagram 2
below.
Dina menjalankan penyiasatan seperti yang ditunjukan dalam jadual di bawah.
Diagram 2
Rajah 2
The results of
investigation are
shown in table 1.
Keputusan penyiasatan
ditunjukan dalam jadual 1.
The length of the rubber band is
strecthed (cm)
Panjang gelang getah diregangkan (cm)
Distance travelled by the wooden
object (cm)
Jarak dilalui oleh objek kayu (cm)
4 20
6 40
8 60
Table 1
Table 1
a) State the forces that are involved in
Nyatakan daya yang terlibat dalam
i) the increase in the length of the rubber band
Penambahan dalam pemanjangan gelang getah
____________________________________________________
(1 mark)
(1 markah)
ii) the movement of the wooden object
pergerakan troli
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___________________________________________________
_
(1 mark)
(1 markah)
b) What is the aim of the experiment?Apakah tujuan penyiasatan?
___________________________________________________________
(1 mark)
(1 markah)
c) What is the relationship (hyphothesis) between the length of the rubber band is
stretched and the distance travelled by the wooden object.
Apakah hubungan (hipotesis) di antara panjang gelang getah yang diregang dan jarak
yang dilalui oleh objek kayu.
_____________________________________________________________
_____________________________________________________________
(1 mark)
(1 markah)
d) State one variables that is kept the same (constant).
Nyatakan satu pembolehubah yang dimalarkan.
______________________________________________________________
(1 mark)
(1 markah)
3. Arash carried out an investigation. He sprinkled three water droplets
on bread A, six water droplets on bread B and nine water droplets on
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bread C. The three of breads are put in different plastic bags and left in the
cupboard for one week. The results of the investigation are shown in Table 2.
Arash menjalankan satu penyiasatan. Dia merenjis tiga titis air ke atas roti
A, enam titis ke atas roti B, dan sembilan titis ke atas roti C. Ketiga-tiga
roti itu diletak ke dalam plastik beg yang berasingan dan diletak ke dalam
almari selama seminggu. Keputusan penyiasatan ditunjukkan dalam Jadual 2.
Bread
Roti
A B C
Number of
black spots
Bilangan
tompok hitam
Table 2
Jadual 2
a) State what is the aim of this investigation.
Nyatakan tujuan penyiasatan ini.
_________________________________________________________
(1 mark)
(1 markah)
b) State
Nyatakan
i) what is changed (manipulated variable).
pembolehubah dimanipulasikan.
_______________________________________________________
(1 mark)
(1 markah)
ii) what is observed (responding variable).
pembolehubah bergerak balas.
______________________________________________________
(1 mark)
(1 markah)
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c) What is the trend of changes in the condition of the bread?
Nyatakan corak perubahan keadaan roti itu?
_________________________________________________________
(1 mark)
(1 markah) d) What can you conclude from this investigation?
Apakah kesimpulan yang boleh kamu buat berdasarkan penyiasatan ini?
_________________________________________________________
(1 mark)
(1 markah)
4. Diagram 3 shows an investigation carried out by a group of pupils.
Rajah 3 menunjukkan satu penyiasatan yang dijalankan oleh sekumpulan murid.
Diagram 3Rajah 3
a) What is the aim of the investigation?
Apakah tujuan penyiasatan ini?
__________________________________________________________________
(1 mark)
(1 markah) b) What causes a shadow of the pingpong ball fall on the globe? Apakah sebab bayang-bayang bola pingpong jatuh ke glob?
____________________________________________________________________
(1 mark)(1 markah)
c) What conclusion can you made from this investigation. Apakah kesimpulan yang boleh dibuat berdasarkan penyiasatan ini.
torch
Pingpong ball
globe
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____________________________________________________________________
(1 mark)
(1 markah)
d)The diagram below shows two different places , P and Q, on the surface of the Earth. Rajah di bawah menunjukkan dua kawasan yang berbeza, P dan Q di atas
permukaan Bumi.
Pis
darker than Q. State one reason (inference) .
P lebih gelap dari Q. Nyatakan satu inferen.
____________________________________________________________
_____ (1 mark)
(1 markah)
5. A pupil carried out the investigation shown in Diagram 3.
Seorang murid menjalankan penyiasatan seperti yang ditunjuk dalam Rajah 3.
Bumi
Bulan
Bumi
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Diagram 3
Rajah 3
He found that it is easier to lift the load using method Q compare method P.
Dia mendapati bahawa lebih mudah mengangkat beban menggunakan cara Q berbanding
cara P.
a) State one reason (inference) based on the observation.
Nyatakan inferen berdasarkan pemerhatian .
______________________________________________________________
(1 mark)
(1 markah)
b) State
Nyatakan
i) what is kept the same (constant)
pembolehubah dimalarkan.
_______________________________________________________
(1 mark)
(1 markah)
ii) what is changed (manipulated variable).
pembolehubah dimanipulasi.
______________________________________________________
(1 mark)
(1 markah)
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