Which is an advantage of subdividing science into different areas?
divisions make the broad subject of science easier to understand.
divisions make it clear that the areas of science do not overlap.
divisions make it easier to classify new scientific laws.

You want to move a heavy box with mass 30.0 kg across a carpeted floor. you pull hard on one of the edges of the box at an angle 30∘ above the horizontal with a force of magnitude 240 n, causing the box to move horizontally. the force of friction between the moving box and the floor has magnitude 41.5 n . what is the box's acceleration just after it begins to move