DIRECTION

Can sound energy pass through gases (air)? (Encircle one) YES NO. Place your hand on your neck and write down your observations from the following tests.

QUESTION

 Hum with your mouth and nose open: Yes

• The sound energy is still can pass through the hand that put on the hands but it produces vibration through the medium of the neck flesh which block the tunnel of the esophagus. Sounds goes out in the nose hole.

 Hum with your mouth open and nose closed: Yes

• The sound energy is still can pass through the hand that put on the hand but it produces vibration through the medium of the neck flesh which block the tunnel of the esophagus. Sounds goes out in the mouth hole.

 Hum with your mouth closed and nose open: Yes

• During I put the hand on my neck when humming with your mouth closed and nose open the sound energy doesn't goes to out but vibrated through the flesh medium.

#SmartAnimal