This also needs to be a consideration when comparing battery types of similar power descriptions, as often the longer the hourly rate the more efficient a battery will operate, so a 20 hour discharge will most likely produce a higher Ah rating than a 10 hour discharge period.
His model, the pentad, can be used to understand or interpret human behavior and to develop ideas for stories. The pentad assumes people can have ambiguous, conflicting, and complex reasons for acting. It attempts to avoid simplistic explanations.
A symbol most popular to Pythagoreans (they have made use of it to identify each other), the Pentad is a five-pointed star that also means other things. It can represent the number five in a lot of ways but can also be interpreted to mean invulnerability, power and life.