active electronics are components, circuits or units of equipment that consume power other than the signal itself, most normally to provide amplification.
in any sexual activity involving penetration, active refers to the penetrating party, and passive to the receiving one
A volcano is a geological landform (usually a mountain) where magma (rock of the earths interior made molten or liquid by high pressure and temperature) erupts through the surface of the planet. ... In grammar, voice is the relationship between the action or state expressed by a verb, and its arguments (subject, object, etc. ... Two digital voltmeters The field of electronics is the study and use of electrical devices that operate by controlling the flow of electrons or other electrically charged particles in devices such as thermionic valves and semiconductors. ... Generally, amplification is a basic process sometimes seen in nature, and often used in processes which involve a signal which must be made stronger. ...
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In grammar, the voice of a verb describes the relationship between the action (or state) that the verb expresses and the participants identified by its arguments (subject, object, etc.).
When the subject is the agent or actor of the verb, the verb is said to be in the active voice.
In other languages, such as Latin, the passive voice is simply marked on the verb by inflection: the passive voice uses different verb endings than the active voice.