Across
- 3. matter that has only one kind of atom
- 5. the molecules in this state move excitedly
- 6. central part of an atom that holds protons and neutrons
- 7. what makes up everything
- 9. positive charges in an atom
- 10. holds the shape of its container
- 11. has a definite shape
Down
- 1. the neutral charges in an atom
- 2. the fifth state of matter
- 3. the negative charges in the atom
- 4. state of matter that is made of gas and ions
- 8. atoms smushed together