If you drop a rock with a density of 1.73 grams will it float or sink

the rock will sink. this is because it is more dense than water

it will sink

Explanation:

because the density of water is 1g and the rock is heavier the the density of water

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.

your answer is, orbit around the nucleus