inertia - Cargo ship

Diagram 1 shows cargo ship X and cargo ship Y of different mass move towards the port. Cargo ship X and Y stopped the engine at position P and Q respectively.
Rajah 1 menunjukkan kapal kargo X dan Y bergerak menuju ke pelabuhan. Kapal kargo X dan Y mematikan enjin masing-masing pada kedudukan P dan Q.




(a) What is the meaning of mass?
     Apakah yang dimaksudkan dengan jisim?

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(b) Observed Diagram 1,
     Perhatikan Rajah 1,

(i) Compare the mass of cargo ship X and cargo ship Y.
    Bandingkan jisim kapal kargo X dan kapal kargoY.

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(ii) Compare the distance P and Q from jetty.
     Bandingkan jarak P dan Q dari jeti.

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(iii) Compare the inertia of cargo ship X and cargo Y.
      Bandingkan inertia kapal kargo X dan kapal kargo Y.

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(iv) Relate the mass of cargo ship with the inertia.
      hubungkaitkan jisim kapal dengan inertia.

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(v) Relate the inertia with the distance when the engine of the cargo ship is stopped.
     Bandingkan inertia dengan jarak apabila enjin dimatikan.

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(b) Diagram 2 shows a sheet of tissue paper is pulled quickly from a tissue box.
      Rajah 2 menunjukkan sehelai kertas tisu ditarik dengan cepat dari satu kotak.






(i) What happens to the motion of the tissue box.
    Apakah yang berlaku ke atas gerakan kotak tisu itu.

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(ii) Give a reason for your answer in (b)(i)
     Berikan satu sebab bagi jawapan anda di (b)(i)

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