Across
- 3. The opposite ends of a battery, a magnet, or the north and south ends of the Earth
- 6. An imaginary line that divides Earth into Northern and Southern Hemispheres; located halfway between the North and South Poles
- 7. A region in space near a magnet or electric current in which magnetic forces can be detected
- 10. A large circular mass that revolves around a star
- 13. A form of energy commonly used for lights, electric motors, and heating.
- 14. The part of the atmosphere that organisms on Earth use for respiration
Down
- 1. To force an object away or to keep it away
- 2. A push or pull that is applied to an object
- 4. The innermost layer of Earth, comprised of the liquid outer core and solid inner core; consists mainly of iron and nickel
- 5. Any star around which planets revolve
- 8. The action between two opposing magnetic poles
- 9. An object with a north and south pole that produces a magnetic field
- 10. Having to do with the areas on Earth closest to the geographic North or South poles
- 11. A metal object that acts as a magnet when an electric current moves through it
- 12. The third planet from the Sun; the planet on which we live