Particles, Compression And Diffusion

7 Questions | Total Attempts: 114

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Diffusion Quizzes & Trivia

What have we learnt in the last few lessons?


Questions and Answers
  • 1. 
    Soldiers standing in rows could represent what?
    • A. 

      Liquid

    • B. 

      Solid

    • C. 

      Gas

  • 2. 
    Which particles have the smallest amount of energy
    • A. 

      Solid

    • B. 

      Liquid

    • C. 

      Gas

  • 3. 
    Why can't we compress solids and liquids?
    • A. 

      The particles are too far apart

    • B. 

      The particles have too much energy

    • C. 

      The particles are too close together

  • 4. 
    Diffusion is when....
    • A. 

      Particles move from where there a lot to where there are fewer.

    • B. 

      Particles move from where are a few to where there are more.

    • C. 

      Solids turn into liquids

  • 5. 
    When a solid turns into a liquid, it is called...
    • A. 

      Boiling

    • B. 

      Evaporating

    • C. 

      Melting

  • 6. 
    The crystals that made the water go purple were...
    • A. 

      Sodium chloride

    • B. 

      Potassium permanganate

    • C. 

      Potassium chloride

  • 7. 
    Why do you think sound travels faster in water than in air? (Hint: think about the particles in water and those in air)
    • A. 

      The particles are further apart in water than in air

    • B. 

      Liquids can flow so sound flows too.

    • C. 

      The particles are closer together in water than in air.