Answer the following questions.

1. What are minerals?
2. What are elements?
3. What is the chemical sign of carbon?
4. What differentiates ores from other types of rock?
5. What minerals is granite made out of?
6. Name three mineral-containing soil types.
7. What is glass made out of?
8. Name at least three metals.
9. What is the name of the metal mixture that consists of copper and zinc?
10. What are the advantages of metals as raw materials?