1. Take out your human ear diagram!
Friday, January 18, 2019 B-Day
Objective: YWBAT explain how the human ear works and identify its parts.
Drill: What is the function of the outer ear? The bones in the middle ear? The inner ear?
Take out your human ear diagram!
Homework
Finish Lab Analysis

2. Answer
Ear Functions Outer Ear – To collect sound waves and direct them into the ear canal Middle Ear bones – to act as levers to increase the size of vibrations Inner Ear – to convert vibrations into electrical signals for the brain to interpret

3. Did you know…?
The semi-circular canals are located in the inner ear, but they do not contribute to the hearing process. The canals help you keep your balance by allowing you to determine which way is up.

4. Today’s Activities
Drill
Ear Drum Drawing
Conclusion

5. Ear Diagrams
Diagrams must include the following:
Clear drawing of the ear
Major parts of the ear must be labeled
Functions of the parts of the ear described

6. Closure
Do you think it would be possible to pop the model eardrum you built with a sound? Describe the properties of the sound.

7. Conclusion Answer