Question

Q.2 VERY SHORT ANSWER QUESTIONS:
1................
travel through air.
2. Larger vibrations have......
amplitude.
3..........
is the part of ear visible
outside.
4. You hear a bomb blast 10 seconds after it
happens. Do you agree?
5. Similar to light waves, sound waves also
undergo reflection. True or false?
6. Where are the vocal cords located in a
human body?
7. We can get echo in a room of 10 m length
and width. Do you agree?
8. Frequencies below 20 Hz...........
9. The frequent to and fro movement of an............
object about its mean position.
10. Musical sounds of a specific pitch...........​

Answer 1

Answer:

CALCULATION FOR SOLUTION ISOTONIC WITH BLOOD AND ... of sodium chloride required to render a 0.5 per cent solution 3. ... Molecules concentration method 6.