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.
At this configuration, electrons are at their the lowest energy level. This low energy level is called the Ground State. Atoms can absorb light energy and jump to a higher energy level. When they do so, they are said to be in an Excited state To do this