Longitudinal Waves. In a longitudinal wave, the motion of the medium is parallel to the direction of the wave. This means that the particles move left and right which in turn makes the other particles start to oscillate. Sound waves are longitudinal waves.
The name âZimbabweâ is an anglicized form of an African word meaning âstone housesâ, for the ruins of the Great Zimbabwe are comprised of several stone walls, monuments, and buildings built mainly of granite. The structures were created using a method called dry stonewalling, which requires a high level of masonry expertise.
History of Zimbabwean Shona Sculpture. African stone sculpture from Zimbabwe is often called Shona sculpture, named after the largest tribe engaged in sculpting. Zimbabwe - derived from the Shona word dzimbadzamabwe which means âhouse of stoneâ â is the only country on the African continent that has large deposits of stone suitable for sculpting. In ancient times stone was used extensively for building and for decorative purposes.