Want this question answered?
Its called sex bro
Vibrations
The rapid back and forth of air or other matter is the sounds vibration (vibration is the anwser).
vibration or brownian motion
Pace.
Its called sex bro
Linear back and forth motion at any speed is technically termed "Reciprocating Motion".
I believe those would be vibrations, your very welcome.
Vibrations
Vibration
Vibration
longitudinal vibration
A vibration.
The rapid back and forth of air or other matter is the sounds vibration (vibration is the anwser).
it makes heat.. i dont know if thats what your asking though..
Moving back and forth in time is called time travel.
when a river winds back and forth, it is called meandering