Chemistry

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