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Science Vocabulary
Electricity and Magnetism
Question | Answer |
---|---|
A measure of the extra positive or negative particles that an object has | charge |
An electric charge that stays on an object | static electricity |
The space around an object in which electric forces occur | electric field |
A flow of electric charges | electric current |
A path that is made for an electric current | circuit |
A device that supplies energy to move charges through a circuit | electric cell |
A material that electric current can pass through easily | conductor |
A material that current cannot pass through easily | insulator |
A material that resists the flow of current but doesn't stop it | resistor |
A circuit that has only one path for current | series circuit |
A circuit that has more than one path along which current can travel | parallel circuit |
An object that attracts certain materials, such as iron or steel | magnet |
The end of a magnet | magnetic pole |
The space all around a magnet where the force of the magnet can act | magnetic field |
An arrangement of wire wrapped around a core, producing a temporary magnet | electromagnet |