Science thing

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Across
  1. 5. Periodic table
  2. 7. Has a nucleus
  3. 8. Doesn't have a spine
  4. 9. Energy in batteries
Down
  1. 1. Being high up energy
  2. 2. Type of kingdom
  3. 3. Title of crossword
  4. 4. Has a spine
  5. 6. Moving type of energy
  6. 10. gold