Science

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Across
  1. 1. A material which electrons cannot flow
  2. 4. Negative atoms
  3. 7. Strength something has on another
  4. 9. Tiny particles
  5. 10. A material which electrons flow through
  6. 11. To do with the sun
  7. 12. A radioactive metal used a feul
  8. 14. Using water to power machinery
  9. 15. The ability of an object to float
Down
  1. 2. To do with the nucleus of a cell
  2. 3. Creating electricity using wind
  3. 5. A stationary electric charge
  4. 6. When light bounces to another object
  5. 8. Positive atoms
  6. 13. Light being deflected when passing