Question

Very-short-answer oral questions
1. What determines the quality of a sound?
2. Sound cannot travel through ......
3. The organ which helps us speak is the ......
4. What is the cochlea?
5. Sounds of a frequency below 20 Hz are called infrasonics/ultrasonics
6. The technique of using the reflection of ultrasonic vibrations to create a picture of the heart is
called ...​

Answer 1

Answer:

2. sound cannot travel through vacuum.

4. the coiled tube in the inner part of the ear is called cochlea.

5. infrasonic.

Answer 2

Answer:

1. Amplitude.
2. Vaccum(it needs a medium for propogation.
3. Larynx
4. Membranous labyrinth.
5. infrasonics
6. Ultrasonography

hope it helps pls mark brainliest and follow