Science words

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