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unit 7 lessons 4,5,6
vocab
| Question | Answer |
|---|---|
| magnet | any material that attracts iron or materials containing iron |
| magnetic force | The Force of Attraction or repulsation generated by moving or spinning electric charges |
| magnetic field | a region where a magnetic force can be detected |
| electromagnetism | The interaction between electricity and magnetism |
| solenoid | coil wire with an electric current in it |
| Transformer | a device that increases for decreases the voltage of alternating current |
| electric generator | a device that converts mechanical energy into electrical energy |
| kinetic energy | the energy of an object that is due to the object's motion |
| potential energy | The energy deck and object has because of the position condition or chemical composition of the object |
| mechanical energy | The sum of an object's kinetic energy and potential energy due to gravity or elastic deformation does not include chemical energy or nuclear energy |