Action (physics) — In physics, the action is a particular quantity in a physical system that can be used to describe its operation. Action is an alternative to differential equations. The action is not necessarily the same for different types of systems.The action… … Wikipedia
Law of mass action — For other uses, see Mass action (disambiguation). In Chemistry, the law of mass action is a mathematical model that explains and predicts behaviors of solutions in dynamic equilibrium. It can be described with two aspects: 1) the equilibrium… … Wikipedia
Action — Ac tion, n. [OF. action, L. actio, fr. agere to do. See {Act}.] 1. A process or condition of acting or moving, as opposed to rest; the doing of something; exertion of power or force, as when one body acts on another; the effect of power exerted… … The Collaborative International Dictionary of English
action — actionless, adj. /ak sheuhn/, n. 1. the process or state of acting or of being active: The machine is not in action now. 2. something done or performed; act; deed. 3. an act that one consciously wills and that may be characterized by physical or… … Universalium
mass — massedly /mas id lee, mast lee/, adv. /mas/, n. 1. a body of coherent matter, usually of indefinite shape and often of considerable size: a mass of dough. 2. a collection of incoherent particles, parts, or objects regarded as forming one body: a… … Universalium
Mass — /mas/, n. 1. the celebration of the Eucharist. Cf. High Mass, Low Mass. 2. (sometimes l.c.) a musical setting of certain parts of this service, as the Kyrie eleison, Gloria, Credo, Sanctus, Benedictus, and Agnus Dei. [bef. 900; ME masse, OE… … Universalium
ACTION — /ak sheuhn/, n. U.S. Govt. an independent agency created in 1971 to administer domestic volunteer programs. [named by analogy with the acronymic names of other agencies, but itself not an acronym] * * * (as used in expressions) Action Française… … Universalium
mass — 1. n., v., & adj. n. 1 a coherent body of matter of indefinite shape. 2 a dense aggregation of objects (a mass of fibres). 3 (in sing. or pl.; foll. by of) a large number or amount. 4 (usu. foll. by of) an unbroken expanse (of colour etc.). 5… … Useful english dictionary
Mass — 1. n., v., & adj. n. 1 a coherent body of matter of indefinite shape. 2 a dense aggregation of objects (a mass of fibres). 3 (in sing. or pl.; foll. by of) a large number or amount. 4 (usu. foll. by of) an unbroken expanse (of colour etc.). 5… … Useful english dictionary
Physics — (Greek: physis φύσις), in everyday terms, is the science of matter [R. P. Feynman, R. B. Leighton, M. Sands (1963), The Feynman Lectures on Physics , ISBN 0 201 02116 1 Hard cover. p.1 1 Feynman begins with the atomic hypothesis.] and its motion … Wikipedia
