Science

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Across
  1. 2. movement
  2. 3. circuit breaker
  3. 4. slit
  4. 7. cervical contraceptive
  5. 9. exhaustion
  6. 13. information
  7. 14. the study of insects
  8. 15. an elementary particle
  9. 18. the act of boiling
  10. 19. intense light beam
Down
  1. 1. shape formed by curving inwards
  2. 3. resists movement
  3. 5. muggy
  4. 6. extremely small
  5. 8. a proposed explanation
  6. 10. a brief current
  7. 11. darkness
  8. 12. inborn
  9. 16. opposite
  10. 17. make progress