1. Which metal is commonly used to make electric wires?
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Sci – Ch 5
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2. Melting is caused by heating.
3. Which properties are common in metals?
4. Metals usually have a shiny surface.
5. Match the metal with its use.
6. Match the property with its meaning.
7. What happens to ice when it is heated?
8. Which property tells how heavy an object is?
9. Which state of matter has a fixed shape?
10. Metals are poor conductors of heat.
11. Mass and volume are physical properties of materials.
12. Which of the following are metals?
13. Match the material with its type.
14. Boiling changes liquid into solid.
15. What is the change of water into ice called?
16. Which state of matter can flow easily?
17. What is the change of water into steam called?
18. Why does ice float on water?
19. Which metal is used to make cooking utensils?
20. Which changes of state happen due to heating?