Astudent examines the diagram shown below of several metal spheres of equal mass resting on different shelves.
the student plans to make a bar graph comparing the potential energies of the spheres. which statement best compares two of the bars that should be used in the graph?

group of answer choices

the bar representing sphere 1 should be twice as tall as the bar representing sphere 2.

the bar representing sphere 3 should be twice as tall as the bar representing sphere 1.

the bar representing sphere 4 should be twice as tall as the bar representing sphere 2.

the bar representing sphere 3 should be twice as tall as the bar representing sphere 2.