Milo loves to dig wells for a living. If he needs to dig a well less deep to reach water, what does that do to the money and energy it takes to dig the well?
increases decreases
A B
As the water is pumped out, the water table slowly falls, requiring wells to be dug deeper, which takes more money and energy.
money and energy
deeper
more
MORE
MORE
wells to be dug deeper
increases
decreases
well
money and energy
money and energy
money and energy