Power and government are interchangeable regarding the process of governing, but they differ in other ways. The government often refers to the act of governing. Members of a government are engaged in governance. The government is a group of people who rule or run the administration of the country.
The government is the portion of representatives who govern and control the state at a specific time. The government is a channel in which the power of the state is active. Governance is the act of leading or ruling.
It is the set of guidelines and laws outlined by the government to be executed by the representatives of the state. Governance is a perception that can be followed in an organization of any time. Management is what governments practice daily.