Across
- 2. Plastic ruler is a .........
- 4. A rocky planet.
- 6. A liquid substance.
- 10. A gas planet
- 11. Copper wire is a electrical..............
- 12. Unit of mass.
- 14. Made of metal.
Down
- 1. A liquid substance.
- 3. No light can pass through.
- 5. Star in our solar system.
- 6. It is use to find mass of solid, liquid and gas.sun Star in our solar system.
- 7. A material with elasticity properties.
- 8. Cannot conduct heat. Heat insulator.
- 9. Smallest planet in our solar system.
- 13. A solid substance.