Grade 7 Chapter 7 Bump Up Quiz

15 Questions | Total Attempts: 47

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Grade 7 Chapter 7 Bump Up Quiz


Questions and Answers
  • 1. 
    What was the purpose of the fan experiment with the perfume in class? (hint: same as what we discussed with making juice)
  • 2. 
    The particle theory involves all of these key ideas, EXCEPT ...
    • A. 

       All substances have tiny particles

    • B. 

       All particles in any substance are the same

    • C. 

       All particles have spaces between them

    • D. 

      All particles are attracted to one another

  • 3. 
    The particles are vibrating in place and the substance has a definite  shape and volume. The state of matter is ...
    • A. 

      Solid

    • B. 

      Liquid

    • C. 

      Gas

    • D. 

      Plasma

  • 4. 
    These particles do not form rigid clumps. They can slip past each  other. Because of this the particles cannot hold their shape. The state  of matter described is ...
    • A. 

      Solid

    • B. 

      Liquid

    • C. 

      Gas

    • D. 

      Plasma

  • 5. 
    Milk is a substance that is fairly  common. It should be classified as ...
    • A. 

      Homogeneous

    • B. 

      Mechanical Mixture

    • C. 

      Pure Substance

    • D. 

      Solution

  • 6. 
    A rock like material appears to be one  colour - at a distance - but, upon careful  examination, it has many different  colours. It should be classified as ...
    • A. 

      A pure substance

    • B. 

      A mechanical mixture

    • C. 

      A solution

    • D. 

      Just a rock with different colors

  • 7. 
    When you look at a container of salt or a glass of distilled water it is a 
    • A. 

      Homogeneous mixture

    • B. 

      Mechanical mixture

    • C. 

      Mixture

    • D. 

      A substance

  • 8. 
     Kinetic energy is the energy of movement. In solids, the particles 
    • A. 

      Move very fast

    • B. 

      Move around each other

    • C. 

      Never move 

    • D. 

      Vibrate

  • 9. 
    The particles of a pure substance are
    • A. 

      The same

    • B. 

      Different

    • C. 

      Similar

    • D. 

      Stick to each other

  • 10. 
    When you melt a chocolate bar, what actually happens to the chocolate particles?
    • A. 

      They move closer together

    • B. 

      They get excited and move further apart

    • C. 

      The chocolate particles evaporate

    • D. 

      The particles speed up so fast the collide and break apart

  • 11. 
    When you boil water for a hot drink, you see steam rising from the surface of the water. What is this an example of ?
    • A. 

      Evaporation

    • B. 

      Condensation

    • C. 

      Sublimation

    • D. 

      Steamanation

  • 12. 
    After you take a hot shower, you see water on the surface of the mirror in the bathroom. Changing state from a gas to a liquid is called...
    • A. 

      Condensation

    • B. 

      Evaporation

    • C. 

      Sublimation

    • D. 

      Boiling

  • 13. 
    We talked in class about evaporation. What happens when you boil salt water?
    • A. 

      Water evaporates but the salt stays

    • B. 

      Water boils

    • C. 

      Water evaporates with the salt

    • D. 

      Salt evaporates

  • 14. 
    How long did you study for this quiz?
    • A. 

      10-20 min

    • B. 

      20-40min

    • C. 

      40-60min

    • D. 

      I did not study at all

  • 15. 
    How did you study?
    • A. 

      Used my notes

    • B. 

      Used my study sheet that I made in class

    • C. 

      Read through chapter 7

    • D. 

      I did not study

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