The Department of Physics considered to be one of the oldest departments in the College of Science and has been created with a number of other departments, namely the Department of Physics, the Department of Botany, the Department of Mathematics, the Department of Zoology, the Department of Chemistry and the Department of Geology. Once King Saud University was established, it was established in 1378 - 1379 AH corresponding to 1958/1959 AD. The Department of Physics developed a comprehensive development and included research groups, which enriched global and distinguished research and contributed to the rise of this country, which led to all major factories and companies seeking the expertise of faculty members and their research laboratories that match International laboratories and hired them as consultants, and some members of the department were asked to set some international specifications for required products