When was the field of psychology first introduced as its own subject? Who was it introduced by and where was it introduced? What two existing fields is psychology loosely based on?

the most common energy conversion is from kinetic energy to potential energy, and then from potential energy to kinetic energy.

later on comes the heat energy, mechanical energy, and other energy conversions.

this energy conversion is so common that we can find it in our day to day lives as well.

- one of the most common energy conversions involves the changing of potential energy to kinetic energy or kinetic energy to potential energy

most community's take hundreds of years to become stable

no i don't feel that humans have oversubscribed some medications