Question

Define the terms: system, boundary, surroundings and universe.

Answer 1

1.physical System is a portion of the physical universe chosen for analysis.
2.boundary means a condition which a quantity that varies through out a given space or enclosure must fulfill at every point on the boundary of that space especially when the Velocity of a fluid at any point on the wall of a rigid Conduit is necessarily parallel to the wall.
3.surroundings means the area surrounding something or someone together with the objects and circumstances in the vicinity;the environment or ambiance.
4.universe means all of the space and time and their contents,including planets,stars,galaxies,and all other forms of matter and energy....at the largest scale galaxies are distributed uniformly and and the same in all directions,meaning that the universe has neither an edge nor a center.