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States of Matter Quiz
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States of Matter Quiz
📋 Instructions
Read each question carefully and select the best answer by filling in the circle.
This quiz covers solids, liquids, and gases - their properties, particle arrangement, and changes of state.
🔬 Part 1: Properties and Particle Arrangement
1. In which state of matter are particles packed most closely together?
Solid
Liquid
Gas
All states are the same
2. Which property describes how liquids take the shape of their container?
Fixed volume
No fixed shape
Fixed shape
No fixed volume
3. Gas particles move:
Very slowly and stay in fixed positions
Slowly and slide past each other
Very quickly and spread out to fill available space
Only when heated
4. Which state of matter has both fixed shape and fixed volume?
Solid
Liquid
Gas
None of the above
🌡️ Part 2: Changes of State
5. The process of a solid changing directly to a gas is called:
Melting
Evaporation
Sublimation
Condensation
6. When water vapour changes back to liquid water, this is called:
Freezing
Melting
Evaporation
Condensation
7. At what temperature does pure water freeze?
0°C
32°C
100°C
-10°C
8. What happens to particles when a substance is heated?
They move more slowly
They move faster and spread apart
They stay exactly the same
They disappear
📝 Part 3: Examples and Applications
9. Which of these is an example of a gas at room temperature?
Mercury
Oxygen
Ice
Glass
10. Dry ice (solid carbon dioxide) changing directly to gas is an example of:
Melting
Evaporation
Sublimation
Condensation
11. Which factor does NOT affect the rate of evaporation?
Temperature
Surface area
Air movement
The colour of the container
12. When you see your breath on a cold day, this is an example of:
Evaporation
Condensation
Sublimation
Freezing
✅ Answer Key
1. Solid
2. No fixed shape
3. Very quickly and spread out to fill available space
4. Solid
5. Sublimation
6. Condensation
7. 0°C
8. They move faster and spread apart
9. Oxygen
10. Sublimation
11. The colour of the container
12. Condensation
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