Respuesta :
The correct answer is cold gas
Gas is the place through which sound travels slowest. Liquids are a bit faster and solids are the fastest. Heat increases the speed of sound, so of all the choices, cold gas is the best for slowest movement.
Gas is the place through which sound travels slowest. Liquids are a bit faster and solids are the fastest. Heat increases the speed of sound, so of all the choices, cold gas is the best for slowest movement.