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Questions and Answers
What is physical change?
What is physical change?
A physical change is to change one or more physical properties in which the matter's identity stays the same.
Which of the following are examples of physical changes?
Which of the following are examples of physical changes?
Which of the following is not a physical change?
Which of the following is not a physical change?
How can matter change state?
How can matter change state?
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A form of energy is ______ energy.
A form of energy is ______ energy.
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Match the changes in state of matter with their appropriate names:
Match the changes in state of matter with their appropriate names:
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Study Notes
Physical Changes
- Physical change alters the physical properties but not the identity of a substance
- Examples include breaking glass, mixing candies, shredding paper, folding paper, and melting ice.
Identifying Physical Changes
- Question: Which of the following are not physical changes?
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Answer:
- Water turning into ice: physical change
- Baking cake: not a physical change
- Frying an egg: not a physical change
- Burning a match: not a physical change
Changing Matter States
- Changing a substance's state requires energy transfer.
- Thermal energy is the energy involved in such changes.
- Thermal energy is also known as heat.
- Changes from solid to liquid: melting
- Changes from liquid to gas: evaporation
- Changes from liquid to solid: freezing
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Description
This quiz focuses on understanding physical changes in matter and how they differ from chemical changes. You will explore examples of physical changes and identify states of matter through energy transfer. Test your knowledge of concepts like melting, freezing, and evaporation.
