Across
- 3. turning to ice
- 4. Power Source
- 8. center on chemical, preparatory, or initial roles
- 9. a building block of matter
- 10. how dense something is
- 13. particle with no charge
- 16. Variant of an element
- 17. Energy transfer method
- 19. Transmission," or "Passage
- 20. element These are the elements in the s- and p-blocks of the periodic table
Down
- 1. Charged particle
- 2. Too small to see with a human eye
- 5. the basic parts of things
- 6. element specific metallic elements found in the periodic table's middle section
- 7. Positively charged particle
- 11. an atom with a charge
- 12. Different form of an element
- 14. heat transfer, circulation, or specific ovens
- 15. Chemical output
- 18. Iron and steel