For ten points, name this concept of disorder in a system.
Astronomer Sir Arthur S. Eddington called it "Time's Arrow," and the concept implies that time moves in only one direction. Like time and perhaps no other variable in science, it can never decrease, only increase, although it may decrease temporarily in a localized area, if that results in an increase somewhere else. For ten points, name this concept of disorder in a system.
Astronomer Sir Arthur S. Eddington called it "Time's Arrow," and the concept implies that time moves in only one direction.
{entropy}