Across
- 3. Force that pushes two objects apart.
- 4. Making object neutral or uncharged by transferring electrons between them and another object of substantial size, like the earth.
- 5. An imbalance of electric charges within or on the surface of a material.
- 9. The force that pulls together two or more objects to come together.
- 11. The attraction or repulsion of magnetic materials
- 15. A coil that has a soft iron core and that acts as a magnet when an electric current is in the coil.
- 16. A device that transforms mechanical energy into electrical energy
- 17. A device that converts chemical energy to electrical energy
- 18. A negatively charged ion
- 20. A material or covering that electricity, heat or sound may not go through.
- 22. Electrical machine that converts electrical energy into mechanical energy
Down
- 1. A material or device that conducts or transmits heat, electricity, or sound
- 2. The presence or flow of electric charge
- 6. A branch of physics that deals with electromagnetic phenomena that occur when there are no moving charges.
- 7. The energy associated with the movement of an electric charge.
- 8. A positively charged ion
- 10. The area of magnetic force around a magnet
- 12. The closer two charges are, the stronger the force between them .
- 13. A device that attracts iron and produces lines of force
- 14. An atom or molecule with a net electric charge due to the loss or gain of one or more electrons
- 19. The production of an electric or magnetic state by the proximity (not touching) of an electrified or magnetized body.
- 21. An electrical device that transfers electrical energy from one circuit to another using electromagnetic induction.