2. Starts with It is the second small bone in the inner ear. ANVIL Answer: A

3. Starts with It receives the auditory information through the nerves and produces an answer. Answer: A A B BRAIN

4. Starts with A spiral structure in the inner ear. Answer: C COCHLEA

5. Starts with The units to measure the intensity of a sound. Answer: D DECIBELS

6. A thin membrane that vibrates when sound reaches it. Answer: Starts with E EARDRUM

7. The number of vibrations in a second. Answer: Starts with F FREQUENCY

8. It is a device that you insert in the ear canal to protect the ear from loud noises. Answer: Contains G EAR PLUG

9. It is the first small bone in the inner ear. Answer: Starts with H HAMMER

10. It can be loud or soft. It is measured in decibels. Answer: Starts with I INTENSITY

11. Contains J It produces noise pollution and it is related to cars. Answer: TRAFFIC JAM

12. Starts with K Strike a surface with the knuckle. Answer: KNOCK

13. Starts with L A high sound. Answer: LOUD

14. Starts with M A pleasant sound. Answer: MUSIC

15. Starts with N An unpleasant or disturbing sound. Answer: NOISE

16. Starts with O The tube through which sound travels to the eardrum. Answer: OUTER EAR CANAL Outer ear canal

17. Starts with P The visible part of the outer ear. Answer: PINNA

18. Starts with Q Sound has three: intensity, tone and pitch. Answer: QUALITIES

19. Contains R It uses the reflection of sound to detect objects at sea. Answer: SONAR

20. Starts with S The last small bone in the inner ear. Answer: STIRRUP

21. Starts with T A brass, wind musical instrument. Answer: TRUMPET

22. Contains U It connects the middle ear to the back of the nose. Answer: EUSTACHIAN TUBE

23. Starts with V An oscillation that produces sound. Answer: VIBRATION

24. Starts with W It is the form in which sound travels. Answer: WAVES

25. Contains X A very loud sound. Answer: EXTREME

26. Contains Y It produces changes in objects. Answer: ENERGY

27. Contains Z The unit to measure the frequency of a sound. Answer: HERTZ 1 second