What term refers to the generation of electric current through the change of a magnetic field?

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Prepare for the AQA GCSE Physics Exam with flashcards and multiple choice questions. Each question includes hints and explanations. Get ready to excel in your exam!

The generation of electric current through the change of a magnetic field is known as electromagnetic induction. This phenomenon occurs when a conductor, such as a wire, is exposed to a changing magnetic field, which induces an electric current within the conductor. This principle is foundational for many technologies, including electric generators and transformers.

Electromagnetic induction is described mathematically by Faraday's law, which states that the induced electromotive force in a closed circuit is directly proportional to the rate of change of the magnetic flux through the circuit. The significance of this process isn’t just in theoretical physics; it’s critical in practical applications, enabling the conversion between mechanical energy and electrical energy.

The other terms provided are not related to the generation of electric current through magnetic fields. Magnetic resonance refers to the behavior of atomic nuclei in magnetic fields, while static electricity involves the accumulation of electric charge on surfaces without current flow. Current flow is simply the movement of electric charge but does not specifically refer to its generation through a changing magnetic field.

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