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Particulate Nature of Matter

Science · Class 8 · All

ScienceClass 8AllMedium
Q1/15
45s

Liquids can flow because:

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All 15 questions in this quiz

  1. The particulate nature of matter explains all of the following EXCEPT:

    1. Dissolving of sugar in water
    2. Smell spreading in a room
    3. Movement of gases
    4. The colour of a rainbow

  2. Which of the following is NOT a characteristic of gases?

    1. Easily compressible
    2. Definite shape
    3. Fill the entire container
    4. Large spaces between particles

  3. Which process changes a liquid into a gas at temperatures below its boiling point?

    1. Condensation
    2. Freezing
    3. Evaporation
    4. Melting

  4. Which statement is true about particles of matter?

    1. They have no spaces between them.
    2. They attract each other.
    3. They never move.
    4. They are visible individually.

  5. Which state of matter has a definite shape and a definite volume?

    1. Gas
    2. Liquid
    3. Solid
    4. Steam

  6. Liquids can flow because:

    1. Their particles are fixed.
    2. Their particles can slide past one another.
    3. Their particles do not attract each other.
    4. They have no particles.

  7. Heating a substance generally causes its particles to:

    1. Stop moving
    2. Move faster
    3. Become smaller
    4. Lose all energy

  8. Which of the following is an example of diffusion in gases?

    1. Melting ice
    2. Smell of perfume spreading in a room
    3. Breaking a glass
    4. Boiling water

  9. Which state of matter can be compressed the most?

    1. Solid
    2. Liquid
    3. Gas
    4. Ice

  10. Which property of particles allows sugar to dissolve in water?

    1. They disappear completely.
    2. There are spaces between particles.
    3. They become larger.
    4. They stop moving.

  11. The process in which particles of one substance mix with another on their own is called:

    1. Condensation
    2. Evaporation
    3. Diffusion
    4. Freezing

  12. Which state of matter has neither a fixed shape nor a fixed volume?

    1. Solid
    2. Liquid
    3. Gas
    4. Ice

  13. Which state of matter has the strongest force of attraction between its particles?

    1. Solid
    2. Liquid
    3. Gas
    4. Plasma

  14. The particles of matter are always:

    1. At rest
    2. Moving continuously
    3. Square in shape
    4. Visible to the naked eye

  15. Matter is made up of:

    1. Cells
    2. Atoms and molecules (tiny particles)
    3. Energy only
    4. Light rays