Background: Keeping the difference between physical and chemical properties, as well as, changes can be a challenge. This worksheet will help you do this. First, use the book to define the following terms.

Vocabulary Word / Definition
Physical Property
Physical Change / Change in which the identity of the substance does NOT change
Chemical Property
Chemical Change

Part One: Physical or chemical property? Fill in the chart using the vocabulary words or phrases provided.

Vocabulary Words
Boiling Point / Ability to Rust / Melting Point / Brittleness / Reactivity with vinegar
Elasticity / Flammability / Density / Transparency / Ductility
Each word is used only once. Define the word when done!
Chemical Property / Definition
Physical Property / Definition

Part Two: Physical or Chemical Change? Indicate with a ‘P’ or a ‘C’ which type of change is taking place.

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  1. ____ glass breaking
  2. ____ hammering wood together
  3. ____ a rusting bicycle
  4. ____ melting butter
  5. ____separate sand from gravel
  6. ____bleaching your hair
  7. ____frying an egg
  8. ____squeeze orange for juice
  9. ____melting ice
  10. ____mixing salt and water
  11. ____mixing oil and water
  12. ____water evaporating
  13. ____cutting grass
  14. ____burning leaves
  15. ____fireworks exploding
  16. ____cutting your hair
  17. ____crushing a can
  18. ____boiling water

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Part Three: If false, correct the underlined portion of the statement so that it is true.

  1. A physical change is a change of matter from one form to another without a change in chemical properties.
  2. A physical change is a change that occurs when a substance changes composition by forming one or more new substances.
  3. Color change is evidence that a chemical change may have occurred.
  4. Fizzing or foaming is evidence that a chemical change may have occurred.
  5. Production of light is evidence that a physical change may have occurred.
  6. A change in odor is evidence that a physical change may have occurred.
  7. Production of heat or light is evidence that a chemical change may have occurred.
  8. Chemical changes can be reversed by a physical change.

Part Four: Identify each of the following as either a Physical change (P) or a chemical change (C).

  1. ______You cut your hair.
  2. ______Making a peanut, pretzel, and cereal mixture.
  3. ______Baking soda reacts with vinegar and forms a gas.
  4. ______A piece of metal is bent in half.
  5. ______An aspirin is crushed into a fine powder.
  6. ______Copper turned green when exposed to the environment.
  7. ______Two clear liquids are mixed and a yellow color forms.
  8. ______Baking cookies.
  9. ______Diamonds are used to scratch glass.
  10. ______A tree burns to form ashes.
  11. ______A piece of paper is crumpled up.
  12. ______Water freezes to form ice.
  13. ______Food spoiling.
  14. ______A candle burning.
  15. ______A candle melting.

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