Across
- 5. a particular kind of matter with uniform properties.
- 8. a scientist that works with chemicals
- 9. there are planets, stars, and many more. It's a very big place
- 10. anything that has mass or takes up space
- 12. Breath it in
- 15. the everyday-language name of a substance
- 16. a type of matter that is hard
- 17. the building blocks of matter
- 19. when 2 substances combine to make a new substance
- 20. the smallest thing in the world
Down
- 1. look at the title
- 2. a type of matter that moves freely
- 3. Mendeleev The creator of the table of elements
- 4. the table of elements
- 6. the name chemists use for a substance
- 7. a code that represents the number and kinds of atoms in one particle of a substance
- 11. a compound or substance that has been purified or prepared, especially man-made
- 13. a subject that you are learning in school. It involves chemicals
- 14. a group of elements with similar chemical properties
- 18. I don't know, and you don't know