Across
- 2. In the middle of the atom with another substance
- 6. Some people call this word the weather.
- 8. It is part of your blood an is the fourth state of matter
- 11. An invisible substance that you can smell.
- 12. It is two elements that mix together.
- 15. The shell of the tiniest part of an atom (2 words)
- 16. When a liquid disappears and goes in the sky.
- 17. This is when a solid turns straight into a gas.
- 19. The smallest part in an atom with a negative charge.
Down
- 1. A substance you can see when you are cooking
- 2. A organization of the order substances go in that were made by atoms (2 words)
- 3. It is in the middle of a atom and has protons and neutrons.
- 4. This happens when you put mentos in a soda or have pop rocks in your mouth (2 words)
- 5. Something that is hard like a rock and is the opposite of hollow
- 7. Every thing is a solid, plasma, liquid and gas.
- 9. A state of matter you can see that has no definite shape.
- 10. 1 or more atoms
- 13. Same size as another substance and has a positive charge.
- 14. Part of the water cycle when gas turns into a liquid.
- 18. The atomic number is the number of how many _______.