The soundWhat do you need to know about the sound?

The Sound

1 How is created the sound?2 How is propagated?3 How we hear?

How is created the sound?

When an object vibrates, it produces a sound

How is propagated the sound?

The vibration is propagated such a sound wave

When the wave sound finds an obstacle, it produces:

• Reverberation • Echo

HEARING

How we hear?The hearing gets the sound by the

tympanum, which vibrates and sends the information to the brain