PPT-Magnets and magnetic materials

Magnets attract objects made of magnetic materials Magnetic materials include the elements iron nickel cobalt alloys containing some of these such as steel and some of their compounds stainless steel. LO: To know that magnetic materials are made of tiny magnets . describe and investigate . magnetising. iron by stroking. 1. How do you know if a material is magnetic or not?. Which of the following are magnetic?.. 1. . ALL magnets have NORTH and south poles.. 2. When freely suspended, all magnets point to the north- Directional property.. NORTH . seeking. pole. SOUTH . seeking. pole. Magnetic materials.. Materials that can be attracted by a magnet. Magnets. Magnetic fields. Magnetic effect of a current. Magnets. Magnets have a force if you put iron filings nearby . .. Magnets have north-seeking pole (or N pole for short). The south- seeking pole (S pole). Done by Chloe, Margareta and Venus. Properties of a magnet. A magnet is a piece of material that has the ability to attract magnetic materials.. Every magnet has a north and south pole.. Like poles repel each other. How are these guys related to electricity?. Magnetism Unit Vocabulary. . Magnet-. Definition. - Materials that attract iron or contain iron.. Sentence. - I used a . magnet. to pick up a nail.. Magnetic Fields. What is a magnet?. Magnet. Permanent Magnets. By shape. Material. Temporary magnets?. Electromagnets. 1. ALL magnets have NORTH and south poles.. 2. When freely suspended, all magnets point to the north- Directional property.. 8.1 . I . can recognize and explain what causes magnetic fields.. 8.2. I . can identify the shape and direction of the magnetic field around a bar magnet. .. Presentation Outline. Compass demonstration. Magnes. who discovered that the iron tip on his staff was mysteriously attracted to a rock.) This rock was a naturally occurring magnetic rock called lodestone. . Show students a piece of magnetite, and show them that a small magnet is attracted to it. Investigate and describe that magnets can attract magnetic materials and attract and repel other magnets.. What is Magnetism?. Let’s . Explore. What happens if you put together two magnets?. Do they become stronger together? . Crane Video. What do you know about magnetism?. Electricity and magnetism are related!. Modeling .  independent work  compare notes. Magnetism Readings. Turn and talk. …Partner closer to the door. Magnes. who discovered that the iron tip on his staff was mysteriously attracted to a rock.) This rock was a naturally occurring magnetic rock called lodestone. . Show students a piece of magnetite, and show them that a small magnet is attracted to it. Magnetic refrigeration is a cooling technology based on the magneto caloric effect. .. Invented by Emil Warburg in . 1880. Used to attain cryogenic temperatures well below 1. o. K with the help of magnetic fields. Battistoni. On behalf of many others. Studies. in . view. of . magnet. . definition. : V14.0. 2. - Single . magnes. length 7 cm. - . Center-to-center distance of . magnetes. : . 12 cm. V14.1. 3. - Single magnet length 10 cm. nrnmagnetism can be traced back to the Greek philosopher Thales in the 6th Century BC However it was not until 1600 that the modern understanding of magnetism began 1600 Dr William Gilbert published