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Questions and Answers
Which of the following is an example of a chemical change?
Which of the following is an example of a chemical change?
- Boiling water
- Burning wood (correct)
- Mixing salt and water
- Melting ice
Which of the following is an example of a physical change?
Which of the following is an example of a physical change?
- Rusting of iron
- Cooking an egg
- Digesting food
- Cutting paper (correct)
Which of the following is evidence of a physical change in matter?
Which of the following is evidence of a physical change in matter?
- Change in state of matter (correct)
- Change in color
- Release of energy
- Formation of gas bubbles
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