Matter & Density

30 Questions

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Matter & Density

Questions and Answers
  • 1. 
    If the deminsons of rectangular prisim are 8cm, 4cm and 2 cm and its mass is 768 g, what is the objects density?
    • A. 

      24 g/cm3

    • B. 

      18 g/cm3

    • C. 

      16 g/cm3

    • D. 

      12 g/cm3

  • 2. 
    Buring wood is an example of what?
    • A. 

      Chemical Change

    • B. 

      Physical Change

  • 3. 
    Melting cheese is example of what?
    • A. 

      Chemical Change

    • B. 

      Physical Change

  • 4. 
    Water freezes at what temperature?
    • A. 

      32 degrees C

    • B. 

      100 degrees F

    • C. 

      32 degrees F

    • D. 

      212 degrees C

  • 5. 
    When you see water on the outside of a cold glass of water, it is _____________________?
    • A. 

      Evaporation

    • B. 

      Condensation

    • C. 

      Sublimation

    • D. 

      Boiling

  • 6. 
    If the density of a object is 108 g/cm3 and its mass is 9g. What is the objects volume?
    • A. 

      972 cm3

    • B. 

      11 cm3

    • C. 

      9 cm3

    • D. 

      12 cm3

  • 7. 
    Which of the following is not a chemical change?
    • A. 

      Rust on a bike

    • B. 

      Toasting bread

    • C. 

      Tearing paper

    • D. 

      Baking a cake

  • 8. 
    If a object has a mass of 105 g and a volume of 7 mL, what is the objects density?
    • A. 

      735 g/mL3

    • B. 

      105 g/mL3

    • C. 

      13 g/mL3

    • D. 

      15 g/mL3

  • 9. 
    Which of the following is not a physcial change?
    • A. 

      Cutting hair

    • B. 

      Crushing a can

    • C. 

      Penny turning green

    • D. 

      Water freezing

  • 10. 
    Liquid to a complete gas is:
    • A. 

      Boiling

    • B. 

      Evaporation

    • C. 

      Melting

    • D. 

      Freezing

  • 11. 
    If a object has a density of 12 g/cm3 and volume of 15 cm3, what is the object's mass?
    • A. 

      15 g

    • B. 

      170 g

    • C. 

      180 g

    • D. 

      12 g

  • 12. 
    100 degrees C is the temperature at water _______________:
    • A. 

      Freezes

    • B. 

      Boils

    • C. 

      Melts

    • D. 

      Condenses

  • 13. 
    When an object changes forms but not whats it made if, it is called a chemical change.
    • A. 

      True

    • B. 

      False

  • 14. 
    If a cube has sides of 2 cm and the mass of the cube is 128g, what is objects density?
    • A. 

      16 g/cm3

    • B. 

      12 g/cm3

    • C. 

      14 g/cm3

    • D. 

      8 g/cm3

  • 15. 
    Buring charcole at a cook out is an exmaple of physcial change.
    • A. 

      True

    • B. 

      False

  • 16. 
    If the mass of the object is 7g and the volume is 8 mL, what is the object's density?
    • A. 

      0.775 g/mL3

    • B. 

      0.875 g/mL3

    • C. 

      0.675 g/mL3

    • D. 

      0.865 g/mL3

  • 17. 
    Buring a candle is an exmaple of a:
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 18. 
    Sawing wood is an example of a
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 19. 
    If the Denisty of an object is 12.5 g/cm3 and its volume is 6 cm3, what is the objects mass?
    • A. 

      75 g

    • B. 

      70 g

    • C. 

      65 g

    • D. 

      60 g

  • 20. 
    At 0 degrees C, water
    • A. 

      Freezes

    • B. 

      Melting

    • C. 

      Evaporates

    • D. 

      Condenses

  • 21. 
    Mixing baking soda and vinegar is an exmaple of:
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 22. 
    Melting chocolate is an example of
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 23. 
    If the volume of a object is 9 cm3 and its mass is 207 g, what is the objects density.
    • A. 

      18 g/cm3

    • B. 

      23 g/cm3

    • C. 

      15 g/cm3

    • D. 

      24 g/cm3

  • 24. 
    Melting a metal is an example of
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 25. 
    If a object has deminsions of 3cm, 2cm and 2 cm and its mass is 240g, what is the objects density?
    • A. 

      2 g/cm3

    • B. 

      20 g/cm3

    • C. 

      21 g/cm3

    • D. 

      18 g/cm3

  • 26. 
    If an object has a density of 88 g/cm3 and mass of 4 g, what is volume of the object?
    • A. 

      22 cm3

    • B. 

      20 cm3

    • C. 

      24 cm3

    • D. 

      18 cm3

  • 27. 
    At which temperature does water boil?
    • A. 

      0 C

    • B. 

      212 C

    • C. 

      100 C

    • D. 

      55 C

  • 28. 
    Dry ice to a CO2 gas is a
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 29. 
    Roasting marshmelllows is an example of
    • A. 

      Physical Change

    • B. 

      Chemical Change

  • 30. 
    Making Lemonade is an example of a
    • A. 

      Physical Change

    • B. 

      Chemical Change