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donvan's stack
Term | Definition |
---|---|
charging by contact | transfer by electriccharge between objects in contact. |
chargin by induction | rearrangement of electric charge in an object due to a nearby electric feild. |
insulator | material in which electric charges cannot move easily. |
conductor | material in which electric charges can movwe easily. |
static charge | imbalance of electric charge of an object. |
electric discharge | movement of static charge from one place to another. |
electric current | flow of electric charge , measured in ampures. |
elctric curcuit | colesed conduting loop in which electric current cn flow continuly. |
electric resistince | measure of how difficult it is for electrons to flow in mterial; unit is the ohm. |
voltage | a measure of the amount of electric potentail energy transfered by an electric charge as it moves from one point to another in curcuit. |
series circuit | circuit that has only one path for electric current to follow. |
parrallel circuit | cuicuit that ahs more than one path for electric current to follow. |
magnetic domain | a group of atoms in a magnetic material with the magnetic poles of the atoms pointing in the same direction. |
electromagnetic | a current-carrying wire wrapped around an iron core. |
electromagnetic inductoin | production of electric current by moving a magnet and a wine coil relative to each other. |