Monday 12 December 2011

Question Section B: 1


1.
The table below shows the results of an investigation.
Jadual di bawah menunjukkan keputusan suatu penyiasatan.








                                          Table / Jadual

(a)  What is the aim of this investigation?
       Apakah tujuan penyiasatan ini?

       ________________________________________________

       ________________________________________________

                                                                                    [1 mark/1 markah]
(b)  In this investigation what is changed (manipulated variable)?
      Dalam penyiasatan ini apakah yang diubah (pemboleh
      ubah dimanipulasi)?
             
       _________________________________________________

                                                                                     [1 mark/1 markah]
(c)  Predict the height of the shadow if the distance of the source
       of light from the object is 25 cm.
       Ramalkan tinggi bayang-bayang jika jarak sumber cahaya
       dari objek ialah 25 cm.

       ________________________________________________

       ________________________________________________
                                                                                    [1 mark/1 markah]
(d)  What conclusion can you draw based on this investigation?
       Apakah kesimpulan yang dapat kamu buat berdasarkan 
       penyiasatan ini?

       _________________________________________________

       _________________________________________________

                                                                                      [1 mark/1 markah]

2.
Zainal shines a beam of light on the materials listed below.
Then, he classifies the materials into two groups.
Zainal menyuluh satu alur cahaya ke atas bahan-bahan yang disenaraikan di bawah. Kemudian, dia mengelaskan bahan-bahan itu kepada dua kumpulan.












(a)  Complete the table below to show the classification made by Zainal.
       Lengkapkan jadual di bawah untuk menunjukkan pengelasan yang
      dibuat oleh Zainal.









                                                                               [1 mark/1 markah]

 (b)  How is the classification made?
       Bagaimanakah pengelasan ini dibuat?

       Group 1 / Kumpulan 1:   ___________________________

       Group 2 / Kumpulan 2: ____________________________
                                                                               [1 mark/1 markah]

(c)  State two characteristics of an object which is a good reflector
        of light.
       Nyatakan dua ciri-ciri objek yang merupakan pemantul 
       cahaya yang baik.

       1. ___________________________________________

       2. ___________________________________________
                                                                           [2 marks/2 markah]

      

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