A magnet is any material that has a magnetic ____ around it. A magnetic material is ____ by this magnetic field. There are 3 magnetic metals, ____, cobalt and iron. ____ of these metals, such as ____ are also magnetic. Any magnetic material can be ____ to become a ____ magnet. Induced magnets always experience an ____ force when near a magnet. ____ materials like iron lose their magnetism easily, while ____ materials like steel keep their magnetic field a while ____ A magnetic field can be seen using iron ____. However a plotting ____ can be used to ____ the shape of a magnetic field. Lines go ____ of the north and ____ the south pole. Where the lines are ____ together, the magnetic field is stronger. This will always be at the ____ of a magnet. When 2 magnets repel, the field lines won't touch, when the poles ____ the field lines go from the north pole of one magnet ____ the south pole of the other magnet. When a ____ flows through a wire a magnetic field is generated. The shape of this magnetic field will be a ____. You can find the direction of the field using the ____ hand rule. In a ____ up position, the thumb should point in the direction of the current ____ to ____ and the direction the fingers ____ in indictaes the direction of the magnetic field. When the current is ____, so is the direction of the magnetic field. When a wire is coiled into a ____ and current flows through this a magnetic field takes the same shape as a ____ magnet. The magnetic field can be strengthened by placing a soft iron ____ in the middle of the solenoid, or you could add more ____ in the coil of wire or you could increase the ____ (or the potential difference) Many ____ use a wire in a solenoid shape. The ____ of using an electromagnet is that they can be turned on and off ____.

Magnets Foundation

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