Science Terms

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Across
  1. 1. the basic unit of a chemical element
  2. 3. plates move away from eachother
  3. 5. anything that has volume and mass
  4. 8. vertical on the periodic table
  5. 9. not good conductors of heat and electricity
  6. 11. plates move towards eachother
  7. 12. particles are widely spread
  8. 14. particles are closely packed
  9. 16. opaque, lustrous elements that are good conductors of heat and electricity
Down
  1. 1. nonliving
  2. 2. a neutral charge
  3. 4. particles are loosely packed
  4. 6. a positive charge
  5. 7. horizontal on the periodic table
  6. 10. plates move across eachother
  7. 13. living
  8. 15. a negative charge