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. Exploring Magnets. Magnets have many effects, sometimes surprisingly strong.. They have many uses including computer hard drives, loudspeakers, credit card strips, magnetic fasteners and compasses for navigation.. 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. Chapter 20 & 21. Electricity. Electric charge . is a property that causes subatomic particles such as protons and electrons to attract or repel each other. . Protons have a positive charge.. Electrons have a negative charge.. 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 causes a compass to behave as it does?. Earth’s gravity. Earth’s shape. Earth’s geographic north pole. Earth’s magnetic field. Magnetic poles that are alike. attract each other. repel each other. Magnets and magnetic fields. Magnets and magnetic fields. Magnets got their name from the region of Magnesia, which is now part of modern-day Greece.. The first naturally occurring magnetic rock, called . 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. EQ: Which similarities can be used to classify substances on the basis of their conductivity and magnetic properties?. Agenda. Bell Ringer. PowerPoint with . Cornell . Notes. Gizmo Snippet . Brain Pop: Magnetism with Quiz. PropertIES. APPLICATIONS. Howard H. Liebermann, Ph.D.. Fundamentals. Structure of Metals. On atomic level, regular arrangement of atoms immersed in “sea” of “free electrons”.. Results of this:. 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. 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 using . Faraday’s Electromagnet Lab . 1. by Trish Loeblein May 10, 2010. http. ://phet.colorado.edu. Learning Goals: . Students will be able to. Predict the direction of the magnet field for different locations around a bar magnet and electromagnet..