' B ' .
"Sound" is all vibrations in the medium. Whether it happens to be water,
air, steel, whatever is vibrating, the sound is the result of the vibrations.
When the vibrating stops, the sound stops.
Answer:
Plane's initial speed: 14
Plane's acceleration: -1
Explanation:
average velocity =
V0=?
Vf= 0 m/s (rest)
t=7 s
Isolating V0
V0=2a-Vf = 2*(7) - 0= 14
Otherwise;
Answer:
1. Dheere Dheere (slowly slowly)
2. Har (every)
3. Kal (tomorrow)
4. Mat (don't)
5. Andar (inside)
sorry I wasn't able to write in hindi