Across
- 3. A metal used to make batteries and protect other metals from rusting.
- 7. Gas A type of gas found underground that can be used for heating and cooking.
- 8. A strong metal that is used to make tools, cars, and buildings.
- 9. A black rock that is burned for energy and heat.
- 11. A liquid found underground that can be used to make gasoline and other products.
- 12. A rare, silver-white metal used in jewelry and in some car parts.
- 14. A metal used to make steel stronger and in batteries.
Down
- 1. A heavy metal used to make nuclear energy for power plants.
- 2. Hard, clear stones used in jewelry and for cutting other materials.
- 4. A shiny metal used in coins and to make other metals stronger.
- 5. A shiny, gray-white metal used in jewelry and electronics.
- 6. A reddish-brown metal used in electrical wires and plumbing.
- 10. A heavy, soft metal used in batteries and old pipes.
- 13. A metal used to make cans and to protect other metals from rust.
- 15. A shiny, yellow metal that is often used in jewelry and coins.