Energy Energy In physics, energy is the quantitative property that must be transferred to an object in order to perform work on, or to heat, the object. Energy is a conserved quantity; the law of conservation of energy states that energy can be converted in form, but not created or destroyed. The SI unit of energy is the joule, which is the energy transferred to an object by the work of moving it a distance of 1 metre against a force of 1 newton. Common forms of energy include the kinetic energy of a moving object, the potential energy stored by
Work unit in China led to further difficulties for the "danwei" system as the state run enterprises were increasingly unable to compete. At the same time the role of the work unit has changed as China has moved from a socialist ideology to "Socialism with Chinese characteristics". By 2000 much of the work unit's power had been removed. In 2003, for example, it became possible to marry or divorce someone without needing authorization from one's work unit. Work unit A unit or danwei () is the name given to a place of employment in the People's Republic of China. While the term