Across
- 1. Clue- made up of elements
- 4. Clue- what is one element we need the most?
- 5. Clue- The number of protons
- 8. Clue- Makes or changes a substance
- 9. Clue- Describes a reaction
- 10. Clue- The number that represents it
- 11. Clue- How many families are there?
- 12. Clue- The mass of a single atom
- 13. Clue- cannot be broken down
- 16. Clue- Represents how many molecules you have
Down
- 2. Clue- A change in shape, form, or state of matter
- 3. Clue- When a substance isnt uniformed
- 6. Clue- made up of 2+ atoms
- 7. Clue- When a substance is uniform throughout
- 10. Clue- Represents how many atoms are in each element
- 14. Clue- A combination of 2 substances
- 15. Clue- who made a part of the periodic table