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.
Ballet /ËbaeleÉª/ (. [ËbÃ¦leÉª]) balÉ is a type of performance dance that originated in The Italian renaissance courts of the 15th century and later developed into a concert dance form In france And. russiaontemporary ballet is a form of dance that opens up the doors to for any style to influence a work made utilizing ballet technique. Contemporary Ballet can take on a wide variety of aesthetics, incorporating pedestrian, modern, jazz, or ethnic forms, so long as a the roots of classical ballet are apparent.