The minimum physical energy necessary to active a given sensory system is .
absolute threshold
differential threshold
physical limit
just noticeable difference

answer; /// the only one of the above that makes good sense is ( the poor,plz check luck

dude the first thing it says is that copied answers will get a zero. plus it would take anyone on an incredibly long time to answer. ive seen 2 people asking the exact same question and their questions got taken down. i have the assignment too, and im in the progress of doing it. i suggest going to a more private website, because this is the first place teachers look.

answer; aristotle;