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Questions and Answers
Which of the following is NOT a characteristic of matter?
Which of the following is NOT a characteristic of matter?
- It has mass and takes up space
- It does not undergo any changes (correct)
- It can exist in three states: solid, liquid, and gas
- It can be broken down into simpler substances
Which of the following is an example of a chemical change?
Which of the following is an example of a chemical change?
- Mixing of salt and water
- Boiling of water
- Melting of ice
- Burning of wood (correct)
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
- Burning of paper
- Mixing of sugar and water
- Cooking an egg (correct)
Study Notes
Characteristics of Matter
- Matter has mass, which is a measure of its amount
- Matter takes up space and has volume
- Matter can exist in different states (solid, liquid, gas)
Chemical Change
- A chemical change is a process that alters the chemical composition of a substance
- Examples: burning, rusting, cooking, and digestion
Physical Change
- A physical change is a process that alters the physical properties of a substance, but not its chemical composition
- Examples: melting, freezing, boiling, and condensation
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Description
Test your knowledge of matter in grade 7 chemistry with this quiz! Identify the characteristic that is NOT associated with matter, distinguish between chemical and physical changes, and determine examples of each.
