4. provide an example of an isolated energy system and explain how it could be changed to create an open energy system. you may use the examples provided in the lesson or another example.

Easy, take the top off your Thermos bottle filled with hot coffee. Assuming perfect insulation, that hot coffee is isolated from the environment; but when the top is opened the heat can now escape to that environment.

Thank you for posting your question here at . I hope the answer will help you. Feel free to ask more questions here.

It is either a  proton or a neutron im almost positive. hope this .