A mechanical wave is created when an energy source causes a vibration to travel through a medium.
sound
Global Mechanic was created in 2000.
Mechanic Demo was created in 2001.
Mechanic Alludu was created in 1993.
The Paratrooper of Mechanic Avenue was created in 1960.
Mechanic Apprentices Library Association was created in 1820.
Massachusetts Charitable Mechanic Association was created in 1795.
The Sound of Waves was created in 1954.
Waves of Sound was created in 2000.
The Waves was created on 1931-10-08.
Planet Waves was created in 1973.
Witching Waves was created in 1907.