Across
- 1. a material that is part of many natural materials including wood, coal and diamond
- 5. a strong metal that can used to make steel
- 7. heating and melting a metal ore to make pure metal
- 8. a liquid made from oil that we use as a fuel in cars
- 9. a material that is used for burning, a substance such as oil or gas that is used to provide heat or power, usually by being burned
Down
- 2. a very light metal
- 3. a black liquid found in the ground used as a fuel
- 4. a liquid made from oil that is used as a fuel in lorries and some cars
- 6. a rock from which metal can be extracted