Electricity & Magnetism
Terms in this set (22)
the energy of charged particles
the buildup of electrical charge on an object or material.
a material that slows or stops the flow of energy, such as thermal energy, electricity, or sound.
a material through which heat or electricity flows easily.
a flow of charged particles through a conductor.
a path through which electric current can flow.
an object with a magnetic force; it can repel or attract certain metals.
the ability of an object to push or pull on another object that has a magnetic property
a magnet formed when electric current flows through wire wrapped in coils around an iron object.
a particle with a negative charge
when you have too many electrons in an object
when you don't have enough electrons in an object; less electrons than protons.
either of two points where the lines of force of the Earth's magnetic field are vertical
the lines of force surrounding a permanent magnet or a moving charged particle
a stable particle with positive charge
a closed circuit in which the current follows one path
a circuit that is divided into two or more paths
control consisting of a mechanical, electrical or electronic device for making, breaking or changing the connections in a circuit
a part of an electrical circuit that resists the flow of electrons
when using magnets - to pull together by a magnetic force
when using magnets - to push apart by a magnetic force
a device that produces electric current by spinning an electric coil between the poles of a magnet.
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