vocabulary

123456789101112131415
Across
  1. 2. -out of place
  2. 4. a laugh
  3. 6. -study of animal noises
  4. 7. Chuckle
  5. 9. -chemical that makes you feel happy
  6. 11. laugh
  7. 12. -hormone that helps you prepare for stressful situations
  8. 13. -evil
  9. 14. -event
  10. 15. - related to heart & blood vessels
Down
  1. 1. -adjust
  2. 3. -study of brain
  3. 5. -study of mind
  4. 7. -signal
  5. 8. -an ape
  6. 10. -function of living organisms