A watershed is an area over which surface water, and the pollutants carried in it, flows to a single place where the water is collected. Examples of water collection places are: , , , ,

well, since there is no answer choices, i will give an answer on how it works : )

the two objects are placed together. energy will always be transferred from the hotter object to the cooler object until they are equal. hope this is close to one of the answer choices : )

this would be called the responsiveness

geographic isolation