Across
- 1. The product of an object's mass and velocity.
- 3. The rate at which an object changes its position.
- 8. The force exerted by a magnet.
- 9. The flow of electric charge.
- 10. A device that increases or decreases voltage.
- 12. The circuit in which current has more than one pathway to follow.
- 14. The force that attracts two objects with mass toward each other.
- 15. The bending of waves around obstacles or the spreading of waves after passing through an opening.
- 16. A disturbance that carries energy through matter or space.
- 17. The number of waves that pass a point in a given time.
- 18. A push or pull exerted on an object.
- 19. A circuit in which the current has only one pathway to follow.
- 20. The energy of motion.
Down
- 2. The region around a magnet where magnetic forces can act.
- 4. Force acting on an object in motion or at rest.
- 5. A material through which electric current does not pass easily.
- 6. The force that opposes the motion of objects through the air.
- 7. The resistance of an object to any change in its state of motion.
- 11. The force that pulls objects toward the center of the Earth.
- 13. unit of measurement for electric current.