Overview. A Power of Attorney (POA) is a legal way to have a person act on your behalf. The POA gives someone else the right to act on your behalf on matters that you list in the POA. If you are the person that gives the authority to someone to act on your behalf, then you are the principal.
The prefix tropo-denoting turning, a change, is derived from the Greek word tropos, a turning. The troposphere is the lowest level of atmosphere in which the temperature fall â¦ s as height increases.ropo-comes from the Greek tropos which means turning.. Meso-comes from the Greek mesos which means middle.. Thermo-comes from the Greek thermos which means hot.. Exo- â¦ comes from the Greek exÅ which means outside..
The tropopause is the boundary region between the troposphere and the stratosphere. Measuring the temperature change with height through the troposphere and the stratosphere identifies the location of the tropopause.In the troposphere, temperature decreases with altitude.he troposphere is the lowest portion of Earth's atmosphere. It contains approximately 75% of the atmosphere 's mass and 99% of its water vapor and aerosols.