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| 1. | When a noise is so small that we can hardly hear it, we say it is this. |
| 2. | This spiral tube looks like a snail’s shell. It contains the nerves which allow you to hear. It is part of the inner ear. |
| 4. | The third and smallest of the three bones in the middle ear. It is shaped like the stirrup on a saddle. Its other name is Stapes. |
| 5. | This is the part of the ear we see that includes the ear canal until it reaches the ear drum. The outer ear helps direct sounds waves toward the ear drum. (2 words) |
| 6. | This includes the ear drum, plus the hammer, anvil, and stirrup bones. These carry the vibrations from the ear drum to the cochlea. (2 words) |
| 9. | Sound can cause things to quiver or tremble as sound waves hit them. We call this vibration. |
| 10. | Sound travels in waves like water. You cannot see them, but you can sometimes feel them as vibrations. (2 words) |
| 12. | This tiny bone is the middle one of the three hearing bones. It is also called the Incus which is Latin for anvil. |
| 13. | A spoken sound which is very quiet. |
| 16. | The part of the body used for hearing. |
| 20. | When we detect the sounds which come into the ear, they are “heard”. |
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| 3. | We usually think of this as a loud sound. It is often annoying. |
| 7. | A lack of noise, or a sound that is not loud. |
| 8. | A sound which is high in volume. |
| 11. | This is also called the tympanic membrane. It is a thin piece of tissue pulled tight like the cover of a drum. When sound waves hit it, it changes them to vibrations. |
| 14. | There are two of these in the ear. One takes sound to the brain. The other one helps us balance. |
| 15. | This bone, also called the Malleus, is the largest of the ear bones in the middle ear. It is attached to the ear drum. |
| 17. | This is a tube inside the ear which connects the middle ear to the throat. (2 words) |
| 18. | To pay attention to sounds. |
| 19. | When the ear can detect sounds, we say it can hear. |
| 21. | This is mainly made up of the cochlea and semi-circular canals. It is where vibrations are changed to nerve impulses. (2 words) |
| 22. | Any vibration of the ear drum is sound. It makes the ear send messages to the brain. |
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