Named after Heinrich Hertz and abbreviated as Hz or illustrated as the f symbol, hertz equals one (0.00000000125) cycle per second, measuring the waves or frequencies of electric changes each second. Hertz is commonly used to measure a computer monitor's refresh rate and in computer processors.
Modern dance. The form of dance style known as modern dance is an artistic dance form that allows free movement based on choreography that seeks to provide the audience with a subject and theme. Modern dance performers created this free form style to allow older dancers to continue to dance long after their ballet dance careers ended.
African Dance Types. African dance mainly refers to the dance forms of âSub Saharan Africaâ and is performed mainly by different indigenous tribes. Each dance type is distinctly different from the other because of cultural differences in melodic and movement styles.Most of the African dance forms exhibit the social pattern prevalent among local tribes. These dance forms depict the life forms of the community more than that of individuals or couples.ach dance type is distinctly different from the other because of cultural differences in melodic and movement styles. Most of the African dance forms exhibit the social pattern prevalent among local tribes. These dance forms depict the life forms of the community more than that of individuals or couples.