click below
click below
Normal Size Small Size show me how
Randolph 4th Electri
4th Grade Harcourt Unit F Ch 1 Electricity and Magnetism
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 |