Waves can also be separated into transverse and longitudinal waves. In a transverse wave, the motion of the particles of the medium is at right angles (i.e., transverse) to the direction the wave moves.
The experiment's name comes from the Tuskegee Institute, the black university founded by Booker T. Washington. Its affiliated hospital lent the PHS its medical facilities for the study, and other predominantly black institutions as well as local black doctors also participated.
Image Ownership: Public Domain. Tuskegee University, one of the largest historically black universities in the United States, is a private university located in Tuskegee, Alabama. It was founded by Lewis Adams, a former slave, and George W. Campbell, a former slave owner.