Which statement best describes why the universe could be considered an isolated system? (2 points) Select one: a. All matter that enters the universe remains contained within the universe. b. Energy and matter are created in the universe; when new energy is created, old energy exits. c. In the universe, all energy and matter are contained; no energy or matter enters or exits. d. The universe is a contained system where no energy exits.

the box does not move because you need to use a force greater than 300 n. you are only using 50 n. it needs to at least be 301 n for the box to move because then it is an unbalanced force and it will move the way that the greater force is pushing it. if you use only 300 n it will be a balanced force and will not move because the force you are exerting on the   box is the same as its force.

hope this !

im sorry if i went too in depth, i am going to include a link to a video on khan academy that will explain this.   hope that you like the video and that it explains more in detail to you.

that is the link.

im sorry i dont know

c) power lifting, will be your answer.

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deku ❤