Big Idea 5 W3 Hearing Aid

What component in a hearing aid receives sound waves and turns them into electricity?

• Microphone

• Electromagnet

• Amplifier

• Speaker

What makes the electric current stronger in a hearing aid?

• Microphone

• Electromagnet

• Amplifier

• Speaker

After a sound wave leaves the amplifier the current travels to the ____ before traveling to the speaker.

• Microphone

• Electromagnet

• Amplifier

• Speaker

What is the final component where the electricity becomes new, stronger sound waves?

• Microphone

• Electromagnet

• Amplifier

• Speaker

Label the microphone and speaker in the diagram. Line A is the

• speaker

• microphone

Label the microphone and speaker in the diagram. Line B is the

• speaker

• microphone