science test
Terms
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- electric charge
- an electrical property of matter that creates a force between 2 objects
- circuit breaker
- device that portecta a circuit from current overloads
- cell
- device that is a source of electric current because of a potentail difference a voltage between terminals
- electric force
- force of attration or replusion between objects due to charge
- electric power equation
- current mulitiplied by voltage
- potential difference
- the change in the electrical potential energy per unit charfe
- electric energy
- enevergy associated with electrical charge, weather moving or at rest
- resistance
- ratio of the voltage across a conductor to the current it carries
- electric field
- region around a chraged object in which other charged objects experience an electric force
- electric circuit
- an electric devise connected so that is provides 1 or more complete plans for movement of charges
- current
- rate that electric charges move through a conductor
- fuse
- elestrical device sontaining a metal strip that melts when current in the ciruit becomes to great
- schematic diagram
- graphic representation of an electric circuit or apparatus with standard symbols
- what is a short circuit
- 2 wires may touch creating an alternative pathways for current
- resistance equation
- voltage divided by current
- electric potential enery
- potential energy of a charfed object due to its posistion in an electric feild