What two functions does the evaporator of a domestic refrigerator perform?

In what direction does the medium move relative to the direction of the wave? explain.

Define the terms moral development and moral reasoning

Farmer a has a deep well and needs a lot of water for her animals and crops. her neighbor, farmer b, has a shallower well. he needs less water than farmer a because his farm is smaller. in years of drought, sometimes farmer b can't get any water from his wells. what can farmer b do to decrease the likelihood of his well running dry?