How does the work input and output compare in an ideal machine? A real
machine?

a

explanation:

no diagram was provided, but i'm guessing it's the one i've attached to my answer.

here, a mechanical force turns the rod.   this generates an electric current in the coil, which powers the bulb.

close lines strong magnet less close weaker

the area between the graph and the t axis

im srry but ur wrong the answer is d a smooth rock, some red dirt, and an empty bird's nest.