The Significance and Meaning of Peace Definition of Peace. The word for peace is eirhnh. It apparently comes from eirw which means âto join.â It means a state of untroubled tranquillity, a state without war or dividing factions or enmity. It refers to a state of harmony and well being.
physics - Computer Definition. The science of matter and energy, and their properties and interactions in fields including mechanics, acoustics, optics, heat, electricity, magnetism, radiation, and atomic and nuclear science. Physics is the science of how things work.
Nuclear physics is the study of the interaction of atomic nuclei, its application in nuclear power generation, and the development of nuclear weapons. Nuclear weapons are explosive devices that acquire power from nuclear reactions such as fission, fusion, or a combination of both.uclear vs Atomic Bomb. Physics is a science that deals with the study of matter, motion, energy, and force. It is a natural science that is influential in the development of new technologies that are very useful to man.