Modul Cemerlang Set 2 (B)

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    Section B

    ( 20 marks )

    Answer all questions.

    Write your answers in the spaces provided.

    1 The picture below shows the way a buffalo adapts itself to the environment.

    ( a ) Give an inference based on the observation above ?

    ( 1 mark )

    ( b ) State the behavior of the buffalo to protect itself from enemies ?

    ( 1 mark )

    ( c ) Name two animals which has the same behavior as the buffalo ?

    ( 2 marks )

    ( d ) Predict what will happen to this animal if it lives in cold weather ?

    ( 1 mark )

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    2 Ravi and his friends carried out an investigation at the Zoo Negara about the

    relationship between the number of monkeys and the number of bananas.

    The observations are recorded in the table below :-

    Number of monkeys 1 2 3 4 5

    Number of bananas 6 12 17 21 X

    ( a ) What is the trend of the numbers of bananas eaten by the monkeys ?

    ( 1 mark )

    ( b ) Predict how many bananas will be eaten if there are five monkeys ?

    ( 1 mark )

    ( c ) How do these animals protect themselves from enemies ?

    ( 1 mark )

    ( d ) Make a conclusion based on the experiment .

    ( 2 marks )

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    3

    Pendulum Length ( cm ) Number of swings in 1 min

    P 40 34

    Q 30 37

    R 20 41

    S 10 46

    Four different

    pendulums are used in an experiment. Table above

    shows the numbers of swings each pendulum makes in 1 minute.

    a) What is the aim of the experiment ?

    ( 1 mark ) b) State the following :-

    i) Things to keep the same :

    ii) Things to change :

    iii) Things to observe : .( 3 marks )

    c) Write a correct statement relating the length and the number of swings.

    ( 1 mark )

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    4 Hakim carried out a test to find out the best way to keep things hot.

    Hakim prepared the following test.

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    After 4 hours he got the result as shown below.

    Glass

    Condition of water

    Beginning After 4 hours

    A Hot Cold

    B Hot Warm

    C Hot Hot

    a) i. Based on the experiment, what is the best material to keep the water hot ?

    ii. Give your reason.

    ( 2 marks ) b) State what must we keep the same.

    ..

    ( 1 mark )

    c) If Hakim has no polystyrene, how do he keep the water hot ?

    ( 1 mark )

    d) Youre going for a picnic. How to keep your cold drinks stay cold ?

    ( 1 mark )

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    5 The following figure shows Fitri swinging a metal ball that was tied with a

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    string with 30 cm in length.

    He counted the number of a completed swing within one minute. He repeated

    the same activities with a string with 50 cm and 70 cm in length.

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    Table below shows the result.

    Length of string Numbers of complete swing in one

    minute

    30 cm 60

    50 cm 50

    70 cm 40

    a) Predict the number of complete swing if the length of the string is 60 cm.

    .

    ( 1 mark ) b) Based on the activities done what conclusion can be made ?

    .( 1 mark )

    c) State one thing that must be kept the same in this activities.

    ( 1 mark )

    d) What can be started about the path of the metal ball when Fitri changethe length of the string ?

    .

    ( 1 mark )

    e) If the metal ball is assume as a planet, what will Fitri be represent as ?

    ..

    ( 1 mark )

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    6 The figure shows three boxes A, B and C with the same weight. Azim

    pushed the boxes using different devices. Then he recorded the distance

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    of the movement made by the boxes.

    The following table shows the distance of the boxes movement.

    Box Device The distance of the movement.

    A no device 13 cm

    B wood roller 80 cm

    C trolley 210 cm