Program Galus Sains SPM Basic Scientific Skills Exercise- Communication ____________________________________________________________ ____________ SCIENTIFIC SKILLS EXERCISE: COMMUNICATION & SPACE TIME RELATIONSHIP LATIHAN KEMAHIRAN SAINTIFIK: BERKOMUNIKASI & HUBUNGAN RUANG 1 A group of student has collected a quantity of leaves. The data for the length of leaves are recorded in Table 1. Satu kumpulan pelajar mengumpul sejumlah daun. Data panjang daun direkodkan dalam Jadual 1 Table 1 Jadual 1 (a) Use the data above to complete Table 2 Menggunakan data di atas lengkapkan Jadual 2. Length of leaf(cm) Panjang daun (cm) 4-6 7-9 10- 12 13- 15 16- 18 19- 21 22- 24 Number of leaves Bilangan daun Table 2 Jadual 2 (b) Base on Table 2, draw a bar graph showing the number of leaves against length of leaves. Berdasarkan Jadual 2, lukis satu graf bar untuk menunjukkan bilangan daun melawan panjang daun. ____________________________________________________________________________ ________________roslainigc 1 16 13 14 20 10 16 14 17 21 19 8 20 15 18 11 15 7 18 14 15 16 12
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Program Galus Sains SPM Basic Scientific Skills Exercise- Communication
________________________________________________________________________SCIENTIFIC SKILLS EXERCISE: COMMUNICATION & SPACE TIME RELATIONSHIPLATIHAN KEMAHIRAN SAINTIFIK: BERKOMUNIKASI & HUBUNGAN RUANG
1 A group of student has collected a quantity of leaves. The data for the length of leaves are recorded in Table 1.Satu kumpulan pelajar mengumpul sejumlah daun. Data panjangdaun direkodkan dalam Jadual 1
Table 1Jadual 1
(a) Use the data above to complete Table 2Menggunakan data di atas lengkapkan Jadual 2.
Length of leaf(cm)Panjang daun (cm)
4-6 7-9 10-12 13-15 16-18 19-21 22-24
Number of leavesBilangan daun
Table 2Jadual 2
(b) Base on Table 2, draw a bar graph showing the number of leaves against length of leaves.
Berdasarkan Jadual 2, lukis satu graf bar untuk menunjukkan bilangan daun melawan panjang daun.
Program Galus Sains SPM Basic Scientific Skills Exercise- Communication
________________________________________________________________________3 A pupil conducted an experiment to determine the boiling point of a solution. temperature
of the solution is recorded ever 2 minutes until it boils. The result of the experiment is recorded in Table 4Seorang murid telah menjalankan satu eksperimen untuk menentukantakat didih satu larutan . Suhu larutan itu dicatatkan setiap 2 minit sehingga ia mendidih. Keputusan dicatat dalam Jadual 4
Time/minitMasa/ minit
0 2 4 6 8 10
Temperature/0CSuhu /0C
28 48 68 88 102 102
TABLE 4 JADUAL 4
(a) Base on Table 4, draw a graph of temperature against time.Berdasarkan Jadual 4, lukiskan graf suhu melawan masa.
Program Galus Sains SPM Basic Scientific Skills Exercise- Communication
________________________________________________________________________(b) What is the relationship between temperature of solution with time for the first sixth
minutes?Apakah hubungan antara suhu larutan dengan masa untuk enam minit yang pertama?
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4 Table 5 shows the result of an experiment to study the effect of temperature on bacterial growth.Jadual 5 menunjukkan keputusan satu eksperimen untuk mengkaji kesansuhu ke atas pertumbuhan bakteria
Temperature/0CSuhu/0C
Size of bacteria colony after 24 hoursSaiz koloni bakteria selepas 24 jam
0 215 525 1035 1560 3
TABLE 5JADUAL 5
(a) Base on Table 5, draw a graph showing the relationship between size of bacteria colony with time..
(b) What is relationship between volume of gas collected with time?Apakah hubungan antara isipadu gas yang dikumpulkan dengan masa?
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6 The Form 4 Mawar carried out an experiment to study the variation of thumb printsThere are four groups of thumb prints; curve, loop, whorl and compositKelas 4 Mawar menjalankan eksperimen untuk mengkaji variasi cap ibu jari.Terdapat empat kumpulan cap ibu jari : lengkung, gelung , sepusar dan komposit
Diagram shows the thumb prints of 25 pupils from the class Rajah menunjukkan cap ibu jari 25 orang murid dalam kelas itu
(a) Based on Diagram , determine the number of pupils in each group. complete Table 7
(b) Based on the result of Table 7, draw a bar chart to show the number of pupils against the groups of thumb printsBerdasarkan keputusan dalam Jadual 7, lukiskan satu carta bar yang menunjukkan bilangan murid melawan kumpulan cap ibu jari
(c) Write a conclusion on the type of variation based on the bar chart in (b)............................................................................................................................
.....[ 1 mark ]
(d)(e)(f)(g)(h) 7 In an experiment, a bacteria Bacillus subtilis is cultured in a petri dish
containingnutrient agar for five days at 370CThe result of the experiment is shown in Table 8 .
Day Number of bacteria colonies1 82 163 194 215 22
TABLE 8
(a) Using data in Table, draw a graph of the number of bacterial colonies against
7 In an experiment, a bacteri Bacillus subtilis is cultured in a petri dish containing nutrient agar for five days at 370C.The result of the experiment is shown in Table 8.Dalam suatu eksperimen bakteria Basillus subtilis dikulturkan dalam piring petri yang Mengandungi agar nutrien selama lima hari pada suhu 370C.Keputusan eksperimen ditunjukkan dalam Jadual 8.
Time /DayMasa /Hari
Number of bacterial coloniesBilangan koloni bakteria
1 82 153 194 215 22
TABLE 8JADUAL 8
(a) Using data in Table 8, draw a graph of the number of bacterial colonies against timeDengan menggunakan data dalam Jadual 8, lukis graf bilangan koloni bakteria melawan masa
(b) What is the relationship between the number of bacterial colonies and time ?Apakah hubungan antara bilangan koloni bakteria dengan masa ?
8 A student has conducted an experiment to study the reaction of magnesium andhydrochloric acid. Hydrogen gas is produced during the reaction. The volume of gas collected is recorded every 30 minutes. Table shows the result of this experiment.
Time /seconds 0 30 60 90 120 150 180Volume of hydrogen gas/cm3 0 15 26 35 40 40 40
(a) Based on Table above, draw a graph of the volume of hydrogen gas againsttime.
(b) Based on the graph in (a), state the relationship between the volume of hydrogen gas and time in the first 90 minutes?
