Randolph 4th Electri
| Description: | 4th Grade Harcourt Unit F Ch 1 Electricity and Magnetism |
| Category: | Physical Science |
| Created by: | crandolph on 2007-03-20 |
| Word | Definition |
| charge | measurement of an object's extra positive or negative particles |
| static electricity | charge that stays on an object |
| electric field | space around an object where electric forces occur |
| electric current | flow of electric charges |
| circuit | path made for an electric current |
| electric cell | supplies energy to move chargs through a circuit |
| conductor | material that electric current can pass through easily |
| insulator | material that electric current cannot easily pass through |
| resistor | material that resists but doesn't stop the flow of electric current |
| series circuit | circuit with one path for elecgtric current |
| parallel circuit | circuit with more than one path for electric current |
| magnet | object that attracts things made of iron or steel |
| magnetic poles | ends of a magnet |
| magnetic field | space around a magnet where the force of the magnet acts |
| electromagnet | arrangement of wire wrapped around a core |
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