CHAPTER 4 : MATTER AND SUBSTANCES

Gas can be compressed because gas particles are

Gas boleh dimampatkan kerana zarah-zarah gas

• closely packed in a fixed position

  tersusun padat dan teratur

• widely spaced

  berjauhan antara satu sama lain

• consists of molecules

  terdiri daripada molekul-molekul

• are held together by weak attractive forces

  mempunyai daya tarikan lemah antara satu sama lain

The diagram shows a graph of the heating of matter.

Rajah menunjukkan graf pemanasan jirim.

At which stage does matter exist only in solid and liquid state?

Pada peringkat manakah jirim itu hanya wujud dalam bentuk pepejal dan cecair?

• OP

• PQ

• QR

• ST

Study the following information

Kaji maklumat berikut.

Heat insulator

Penebat haba

Low melting point

Takat lebur rendah

Do not conduct electricity

Tidak mengkonduksi elektrik

Which substance below has the above characteristics?

Bahan manakah mempunyai ciri-ciri di atas?

• Sulphur

  Sulfur

• Calcium

  Kalsium

• Sodium chloride

  Natrium klorida

• Lead bromide

  Plumbum bromide

When a boiling liquid is heated continuously, the temperature of the liquid will

Apabila cecair yang sedang mendidih terus dipanaskan, suhu cecair tersebut akan

• remain

  tetap

• decrease

  menurun

• increase

  meningkat

• decrease and increase

  menurun dan meningkat

Which of the following represents the particles of liquid?

Yang manakah antara berikut zarah-zarah dalam cecair?

• 
• 
• 
• 

Which of the following represents gas particles?

Antara berikut yang manakah mewakili zarah gas?

• 
• 
• 
• 

Among the following phenomenon, which support the kinetic theory of matter?

Antara fenomena berikut, yang manakah menyokong teori kinetik jirim?

• Brown movement

  Gerakan Brown

• Neutralisation

  Peneutralan

• Electrolysis

  Elektrolisis

• Hydrolisis

  Hidrolisis

The diagram shows the changes in the states of matter.

Rajah menunjukkan perubahan keadaan zarah.

Which of the following A, B, C or D represents boiling process?

Yang manakah A, B, C atau D berikut mewakili proses pendidihan?

• A

• B

• C

• D

The diagram shows the change in the arrangement of atoms before and after a force is applied on a metal.

Rajah menunjukkan perubahan susunan atom logam sebelum dan selepas daya dikenakan.

What is the property of metal that shows the changes ?

Apakah sifat logam yang menunjukkan perubahan di atas?

• Can be melt

  Boleh dileburkan

• Can be polished

  Boleh digilapkan

• Can be pulled into wires

  Boleh ditarik menjadi wayar

• Can be good heat conductor

  Boleh jadi konduktor haba yang baik

The diagram shows the changes of states of matter.

Rajah menunjukkan perubahan keadaan jirim.

Which of the following A, B, C and D represents the process of condensation?

Manakah antara A, B, C dan D mewakili proses kondensasi?

• A

• B

• C

• D