Crossword Puzzle on Matter and Chemistry definition

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Across
  1. 3. a substance slows or delays a chemical reaction
  2. 5. a force that holds the atoms together in a substance
  3. 8. a prosses where a substance changes into another substance
  4. 9. a substance that is made of matter and consists of a single element or can be made up of multiple elements
  5. 11. a substance that speeds up a chemical reaction or lowers the energy
  6. 15. a list of elements organized by the atomic number
  7. 16. a place where you are able to create science experiments and is equipped with necessary tools in case of emergency
  8. 17. the negative charge in an atom
  9. 19. Tiny particles that make up matter
  10. 20. relating to atoms or an atom
  11. 22. a substance that is made of one type of atom; Is listed on the on the periodic table
Down
  1. 1. a substance made of two or more elements that are different, and are joined together by chemical bonds
  2. 2. A state of matter that has its particles have a limited space move around and takes shape of the container that its in
  3. 4. A group of two or more atoms
  4. 5. the number that tells you how many molecules, atoms, or moles are in a substance. Used in a chemical equation
  5. 6. the small number next to the big letter or number in a chemical equation
  6. 7. Something that can make things move or change; It could be generated by things like windmills, solar panels, or by Hydropower
  7. 10. anything that has mass and takes up space
  8. 12. A state of matter that has its partials tightly packed together and stays in whatever shape its in
  9. 13. the amount of matter in a object
  10. 14. its like an equation and uses element symbols and subscripts
  11. 15. has a positive charge in an atom
  12. 18. has no charge in an atom
  13. 21. A state of matter that has its particles move wherever freely and has no fixed shape of volume