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