Becquerel Becquerel The becquerel (; symbol: Bq) is the SI derived unit of radioactivity. One becquerel is defined as the activity of a quantity of radioactive material in which one nucleus decays per second. The becquerel is therefore equivalent to an inverse second, s. The becquerel is named after Henri Becquerel, who shared a Nobel Prize in Physics with Pierre and Marie Curie in 1903 for their work in discovering radioactivity. As with every International System of Units (SI) unit named for a person, the first letter of its symbol is uppercase (Bq). However, when an SI unit is spelled out
Si Ronda was released in 1978. Directed by Fritz G. Schadt, it starred Dicky Zulkarnaen in the title role and Lenny Marlina as his lover. In this adaptation Ronda uses his "silat" skills to fight corrupt land owners and colonial government workers. Si Ronda Si Ronda is a 1930 silent film from the Dutch East Indies which was directed by Lie Tek Swie and starred Bachtiar Effendi. Based on contemporary Betawi oral tradition, it follows the exploits of a bandit, skilled in "silat" (traditional Malay martial arts), known as Si Ronda. In the "lenong" stories from which the film was derived, Ronda