
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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- Q1Which of the following is an example of a chemical change?Chopping woodDissolving sugar in waterRust forming on a bicycleMelting ice30s
- Q2What 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
- Q3Which 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
- Q4Which of the following processes is an example of a physical change?Boiling water to create steam.Burning woodRusting ironBaking a cake30s
- Q5What 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
- Q6Which 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
- Q7Which 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
- Q8Which of the following processes is a chemical change?Digesting food in the stomach.Freezing water into ice.Crushing a can.Melting chocolate.30s
- Q9Which 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
- Q10What 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