MASS NEWS CROSSWORD
Across
- 4. Vertical columns on the periodic table.
- 6. Material or system has the same properties at every point.
- 8. A membrane-bound cell organelle
- 9. Something that is hard
- 10. Able to dissolve
- 13. The weight of an atom.
- 15. A substance made by mixing other substances together.
- 18. When something starts to boil
- 20. A table of the chemicstatesofmatter Is one of the distinct forms in which matter can exist.
- 21. Is one of the distinct forms in which matter can exist
- 22. A basic unit of a chemical element.
Down
- 1. Horizontal columns on the periodic table.
- 2. The period in which aal elements arranged in order
- 3. A thing that is composed of two or more separate elements
- 5. The number of protons in the nucleus of an atom
- 7. When something starts to melt
- 11. Something that is not hard and you can see
- 12. Something that is not hard and you can not see
- 14. Area is waterlogged.
- 16. A negative electric charge
- 17. A chemical substance that cannot be broken down into other substances.
- 19. A neutral electric charge
- 20. A positive electric charge