what term is used to describe a system that loses energy to objects that are not part of the…

Brief Explanations:

In thermodynamics, an open - system can exchange both matter and energy with its surroundings. A system that loses energy to objects not part of the system is an open system. A closed system does not exchange matter but can exchange energy, and "raised" and "low" are not relevant terms for this description.

Answer:

C. open