Answer:
Explanation:
False reflection is bouncing off
The answer is...............................
B
The speed of sound wave is 331.5m/s at 0C .and approximately 343m/s at normal room temperature. If you don't believe that then watch this screenshots
The answer to this question is C.
Answer:
do u have a photo that comes w/ this? so i could help more :) ?
Explanation: