Across
- 4. Charcacteristic
- 7. Energy is released into the surroundings as heat.
- 8. a substance or matter in a state in which it will expand freely to fill the whole of a container, having no fixed shape.
- 10. Combined with somethiing else and changes
- 15. Energy is absorbed from the surroundings
- 16. Usually has a capital letter at first
- 17. Matter cannot be created or destroyed
- 19. Tells how much atoms the element has
- 20. Solid that forms out of the solution
Down
- 1. subatomic particle with a positive electric charge
- 2. Tells how many compunds there is in the chemical formula
- 3. No new substance
- 5. Substance that flows freely
- 6. Proccess in which one or more substances or reactants are converted into one or more different products.
- 9. hard like a rock
- 11. Information that states if something is true or not
- 12. Has a element symbol and subscript
- 13. Solid, liquid, gas
- 14. Starting material in a chemical reaction
- 18. Form of matter that has chemical composition and characteristi properties