Across
- 3. the force that resists the initiation of sliding motion between two surfaces that are in contact and at rest
- 5. A device that increases or decreases the voltage of alternating current
- 6. A substance that can conduct electricity under some conditions
- 7. A push or a pull
- 9. a material in which charges cannot move freely
- 11. a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil
- 13. The interaction between electricity and magnetism
- 14. A force of attraction between objects that is due to their masses.
- 15. the attraction or repulsion between magnetic poles
- 18. a coil of wire with an electric current in it
- 20. The path of an object as it revolves around another object in space
- 24. the process of creating a current in a circuit by changing a magnetic field
- 25. the movement of an object toward Earth because of gravity
- 26. the force that opposes the movement of two surfaces that are in contact and are moving over each other
- 27. a material in which charges can move freely
Down
- 1. a fundamental property of matter that can be either positive or negative
- 2. A buildup of charges on an object.
- 4. energy of motion
- 8. any maelectromagnetic inductionterial that attracts iron and materials that contain iron
- 10. Resistance of the air (technically a fluid) against the forward movement of an airplane.
- 11. a device that converts mechanical energy into electrical energy
- 12. Kinetic or potential energy associated with the motion or position of an object
- 16. a single characteristic of data that appears in a table as a column
- 17. the area surrounding a magnet where magnetic forces can be detected
- 19. The ends of a magnetic object, where the magnetic force is strongest.
- 21. The combination of all forces acting on an object
- 22. stored energy that results from the position or shape of an object
- 23. The tendency of an object to resist a change in motion