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SC.8.P.9.2-Differentiate between physical changes and chemical changes.

Quiz by Romano, Ellen

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10 questions
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  • Q1
    Which of the following is an example of a chemical change?
    Chopping wood
    Dissolving sugar in water
    Rust forming on a bicycle
    Melting ice
    30s
  • Q2
    What happens during a physical change?
    Energy is released or absorbed in a chemical reaction.
    New substances are formed.
    Atoms are rearranged into new molecules.
    The appearance or form of a substance changes, but its chemical composition remains the same.
    30s
  • Q3
    Which of the following is NOT a characteristic of a chemical change?
    Heat may be released or absorbed.
    Gas production may occur.
    Color change can be observed.
    The change is easily reversible.
    30s
  • Q4
    Which of the following processes is an example of a physical change?
    Boiling water to create steam.
    Burning wood
    Rusting iron
    Baking a cake
    30s
  • Q5
    What indicates a chemical change has taken place?
    Dissolving salt in water.
    A change in color that cannot be easily reversed.
    A change in state from solid to liquid.
    Breaking a glass.
    30s
  • Q6
    Which of the following best describes a chemical change?
    Changing the state of a liquid to a gas.
    The rearrangement of atoms to form new substances.
    Changing the size of a solid object.
    Mixing two liquids to create a solution.
    30s
  • Q7
    Which of the following is a sign that a chemical change has occurred?
    The color of the substance becomes clear.
    The substance changes shape.
    The temperature of the substance changes.
    A gas is produced during the reaction.
    30s
  • Q8
    Which of the following processes is a chemical change?
    Digesting food in the stomach.
    Freezing water into ice.
    Crushing a can.
    Melting chocolate.
    30s
  • Q9
    Which scenario is an example of a physical change?
    Cooking an egg.
    Burning a piece of paper.
    Shredding paper into small pieces.
    Rust forming on a nail.
    30s
  • Q10
    What is a common characteristic of a physical change?
    A new substance is formed.
    Energy is absorbed or released.
    The substance maintains its original chemical properties.
    The change is irreversible.
    30s

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