Plank is often done as part of the sun salutation sequence, or as part of a vinyasa in a yoga flow sequence. There are two variations of plank pose: kumbhakasana (full plank) and vasisthasana (side plank). You can do either as a stand-alone exercise to build core, arm, and back strength as well as improve your posture.
Megapascal is the mega unit used to measure the intensity of pressure which means force per unit area. The term pascal has been derived from the Blaise Pascal. One unit of megapascal is equal to 1,000,000 pascal units. Megapascal is generally used to measure the pressure of heavy machines such as hydraulic system.
MPA means Master of Public Administration. This is a graduate university degree offered by many schools throughout the United States. The MPA is a professional degree. This means that it is principally for people who intend it as their highest level diploma and will apply their learning in the work place.