Great question! 1) Molecules and atoms are held together by electronic attraction - electromagnetism. It is usually considered under the heading of chemical bonding, which is explained by electromagnetic interaction. Electrons are held in their orbits about the nucleus of an atom by the same electromagnetic force.
The surname of Barnes is said to have three possible origins of the surname. The first possible origin of the surname of Barnes is of the Anglo-Saxon variety, and is a topographical surname, or possibly even an occupational surname.
BARNES, Michael Wayne. Posted by Judy Wight Branson on 2016-08-16 - The Daily Courier, Prescott, Arizona Sunday, July 17, 2016 Michael Wayne Barnes, of Prescott, died on July 9. He was born on October 18, 1955, in Cottonwood, to Val and Mildred Barnes.