Category 1
The part of the atmosphere closest to the earth.
Air
The action between two opposing magnetic poles.
Attract (magnetism)
The innermost layer of earth. outercore-consist of liquid, innercore-consist of iron and nickel.
Core
The third planet from the sun; the planet on which we live.
Earth
Having to do with electricity; a form of energy commonly used for lights, electric, motors and heating.
Electric
A metal object that acts as a magnet when an electric current moves through it.
Electromagnet
An imaginary line that divides earth into northern and southern hemisphere.
Equator
A pull or push that is applied to an object.
Force
An object with a north and south pole that produces a magnetic field.
Magnet
A region in space near a magnet or electric current in which magnetic forces can be detected.
Magnetic field
A large circular mass that revolves around a star.
Planet
The areas on earth closest to the geographic north or south poles
Polar
The opposite ends of a battery, a magnet, or the north and south ends of the earth.
Pole
To force an object away or to keep it away.
Repel
Any star around which planets revolve.
Sun