Across
- 2. a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil
- 6. stored energy
- 7. electric charge at rest; generally produced by friction or induction
- 9. a device that converts electrical energy into mechanical energy
- 10. a single characteristic of data that appears in a table as a column
- 13. the energy an object has due to its motion
- 14. a friction force that acts on objects that are not moving
- 16. two ends of a magnet where the magnetic forces are strongest
- 18. the motion of a falling object when the only force acting on it is gravity
- 21. The combination of all forces acting on an object
- 22. a device that converts mechanical energy into electrical energy
- 23. The tendency of an object to resist a change in motion
- 25. any material that attracts iron and materials that contain iron
- 26. A substance that can conduct electricity under some conditions
- 27. Kinetic or potential energy associated with the motion or position of an object
- 28. a coil of wire with an electric current in it
- 29. A device that increases or decreases the voltage of alternating current
Down
- 1. a device that converts mechanical energy into electrical energy
- 3. a material in which charges cannot move freely
- 4. the attraction or repulsion between magnetic poles
- 5. The area of magnetic force around a magnet
- 8. The path of an object as it revolves around another object in space
- 11. energy of motion
- 12. A material through which electric charge can flow easily
- 15. a push or pull on an object
- 17. an electrical property of matter that creates electric and magnetic forces and interactions
- 19. The interaction between electricity and magnetism
- 20. resistance by friction from air or water moving over a surface
- 24. A force of attraction between objects that is due to their masses.