Working mass Working mass Working mass, also referred to as reaction mass, is a mass against which a system operates in order to produce acceleration. In the case of a rocket, for example, the reaction mass is the fuel shot backwards to provide propulsion. All acceleration requires an exchange of momentum, which can be thought of as the "unit of movement". Momentum is related to mass and velocity, as given by the formula "P = mv," where "P" is the momentum, "m" the mass, and "v" the velocity. The velocity of a body is easily changeable, but in most cases the mass
Mercy Multiplied early 2008, Mercy Multiplied have attracted considerable media attention in Australia, followed by the United States and the United Kingdom, drawing criticism of their employment of unqualified staff, overall medical negligence, and the use of demonic deliverance in their approach to treatment. The company's rebranding efforts from Mercy Ministries to Mercy Multiplied, but also including the new brand A Girl Called Hope in New Zealand, were criticized as attempts to silence critics. Mercy Multiplied is endorsed by Joyce Meyer, who contributed "hundreds of thousands of dollars" in addition to providing teaching materials for the Mercy program and helping the St.