Sports medicine doctors treat athletes and other performers who may suffer injuries through physical activity. The educational requirements for becoming a sports medicine doctor include extensive graduate schooling.
Ground Zero originated as a term to describe the site of a nuclear explosion and later was used to refer to the point of any dramatic or violent event. 1  Remembrance: A view of the World Trade Center North Tower memorial pool at the National September 11 Memorial and Museum in New York today.
4. System Zero Potential Vs Circuit Zero Potential. Earthing and Grounding both is refer to zero potential, but the system connected to zero potential is differ than Equipment connected to zero potential .If a neutral point of a generator or transformer is connected to zero potential then it is known as grounding.