ICSE Worksheet for Chapter - 1 Matter Class 8

Worksheets For class 8

Find ICSE  Worksheet for chapter-1 Matter class 8

  1. CLASS-8
  3. Chemistry Worksheet - 1
  4. TOPIC: Matter
  5. For other ICSE Worksheet for class 8 Science check out main page of Physics Wallah.


  • Definition and states of matter.
  • Kinetic theory of matter.
  • Basic properties of three states of matter.
  • Interconversion of matter.
  • Explanation of Interconversion of matter on the basis of kinetic theory

Difference between :

  1. Melting and vaporization.
  2. Liquefaction and solidification.


  1. Write the physical state of matter that shows the property given below :
    1. Rigid and compressible.
    2. Most compressible form of matter.
    3. Have definite volume but fixed shape.
    4. Has largest inter particle space but weakest form of attraction.
  2. Name the process –
    1. A solid that melts at 0⁰C.
    2. A gas that can be liquefied under pressure at ordinary temperature.
    3. A substance that exists as a solid at ordinary temperature but changes to vapour on heating.
  3. Answer the following: on heating solids.
    1. do the particles gain or lose energy
    2. does the intermolecular attraction between particles increase or decrease.
  4. Fill in the blanks :
    1. Temperature ___________ while a solid substance is___________ or a liquid substance is___________
    2. A vapour on cooling changes into ___________and further cooling changes into ___________
    3. Matter changes from one state to another either by raising the___________ or lowering the ___________
    4. A change in which a solid, on heating, directly changes into ___________ state is called ___________
    5. The intermolecular spaces are ___________ in gaseous and___________ in solids.
  5. Match the following :
    1. Column A                              Column B
    2. A. Constituent of matter        1) Gas
    3. B. No compressibility            2) Solid
    4. C. Maximum expansion        3) Molecules
    5. C. Conversion of a gas         4) Condensation into liquid
  6. In which state water will exist at –
    1. 500C
    2. -20C
  7. Sponge is considered as solid yet we are able to compress it. Why ?


  1. What are fluids ? Which have more inter-particle space- fluid or rigid material ?
  2. What are the two factors responsible for interconversion of matter ?
  3. Explain the following on the basis of kinetic model of matter :
    1. Sublimation.
    2. Liquefaction.
    3. Melting.
    4. Boiling.
  4. Correct the following statement.
    1. Water boils at 100⁰C under 2 atmosphere pressure.
    2. At high altitude water boils at above 100⁰C.
    3. A liquid evaporates above its boiling point.
    4. When a substance is heated the kinetic energy of the particle decreases.
    5. Solid have the largest inter-particle space.
    6. Gases have the strongest inter-particle forces.

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