Depends on temperature and air density. If we assume that the temperature is 21 and we are on the sea level, it will be 343.2 km/h. If it gets colder, the speed decreases. If we go to higher places (such as mountains), the speed also decreases.
No
eardrum
Yes
Soundwaves - 1983 was released on: USA: 30 March 1983 (San Francisco, California)
No.
Primarily air density, so temperature, pressure, and vapor content are all factors, since they all affect air density.
Sound waves are when travailing through the air form a parentheses like shape like that ) varying in size and speed a travel.
soundwaves
The cast of Soundwaves - 1983 includes: Steven Kirk as Himself - Host Dennis Willis as Himself - Host
?? soundwaves?
Talking and listening.
That would be frequency.