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20 Cards in this Set
- Front
- Back
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Electromagnetism |
The relationship between electricity and magnetism. |
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Electron |
A particle with a negative charge. In all atoms. |
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Gravity |
The force that pulls things towards the Earth (or any other planet) and keeps them from floating off into space.
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Weight |
How much gravity is acting upon a certain object. |
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Mass |
How much space something takes up. |
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Field |
An area where each point if affected by a force. |
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Solenoid |
A coil of wire with a current running through it. |
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Ferrum |
The Latin word for iron. |
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Electromagnet |
A solenoid with a core that is ferromagnetic; a very strong magnet that can be turned on or off. |
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Ferromagnetism |
The process in which a perminant magnet is formed. |
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Pole |
The opposite sides of a magnet. |
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Attraction |
When a north and a south pole on a magnet attract, or pull each other together. |
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Repulsion |
When a two of the same poles on a magnet repel, or push each other away. |
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Charge |
Whether or not a unit of matter has more electrons or protons. |
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Electromagnetic Force |
A field with both properties of an electric field and magnetic field. |
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Force |
A push or a pull on something. |
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Magnetic |
Describing an object capable of attracting certain metals like iron. |
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Magnet |
An object that is able to attract certain metals like iron. Has a north and a south pole. |
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Normal Force |
The force that counteracts gravity when an object is still and keeps the object from crashing into the floor. |
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Proton |
Positivly charged particle. |
