Across
- 1. When something is see-through
- 3. Burns easily
- 5. How tightly packed something is
- 6. How something smells
- 9. When something disappears into water
- 12. How easily a substance reacts
- 13. A state that is not solid or gas
- 16. How difficult to scratch a substance is
- 17. Something that is poisonous
- 19. How hot or cold something is
Down
- 1. Red, green, and orange are all examples
- 2. When a solid becomes a liquid
- 4. How well something conducts electricity
- 7. Diamonds and rubies are examples
- 8. When a liquid becomes a gas
- 10. A measurement for the size of a drink
- 11. When a liquid becomes a solid
- 14. How a surface feels to the touch
- 15. Sweet, bitter, sour or salty
- 18. How much something weighs