Matter Worksheet Note #5      Name:_______________

Date: _________
  1. Define matter in a complete sentence.
     

  2. List the three common states (phases) of matter:
     
  3. Which state of matter has:
    1. no definite shape, nor definite volume  ____________________
    2. no definite shape, but definite volume  ____________________
    3. definite shape and definite volume       ____________________
       
  4. How do you change a solid into a liquid? Give an example.
     
  5. How do you change a gas into a liquid? Give an example.
     
  6. Use your answers for the two problems above to explain why phase changes are "reversible".
     

  7. List three physical properties of matter.
     
  8. When matter undergoes a physical change, has its physical properties changed? Give an example.
     

  9. What do we mean when we speak of a substance's "composition"? Use your prior knowledge of atoms, molecules, elements, compounds and mixtures.
     

  10. When matter undergoes a physical change, does the composition of the matter change? Give an example.
     

  1. List two chemical properties of matter.
     
  2. After a chemical change has the physical and chemical properties of a substance changed? Give an example.
     

  3. Give two examples of common items that use chemical change.
     

Tell whether the following are chemical or physical changes:

  1. mixing salt and pepper _______________
     
  2. freezing water _______________
     
  3. cutting a marshmallow _______________
     
  4. toasting a marshmallow _______________
     
  5. burning wood _______________
     
  6. adding chocolate syrup to milk _______________
     
  7. iron rusting _______________
     
  8. melting sugar _______________
     
  9. breaking glass _______________
     
  10. boiling water _______________
     
  1. magnetizing a piece of steel _______________
     
  2. melting wax _______________
     
  3. burning wax _______________
     
  4. hammering gold into a thin foil _______________
     
  5. digesting food _____________________
     
  6. pouring molten gold into a mold _______________
     
  7. dissolving sugar in water _______________
     
  8. cooking an egg _________________
     
  9. washing your hands ___________________
     
  10. an explosion __________________
     
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