'Bar magnet' diaporamas de présentation

Inquiry-Based Physics in Middle School

Inquiry-Based Physics in Middle School. David E. Meltzer Mary Lou Fulton Teachers College Arizona State University Mesa, Arizona U.S.A. Supported in part by a grant from Mary Lou Fulton Teachers College. Classroom Context: 5 th -8 th grade.

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Electro-Magnetism

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Electricity and Magnetism

Electricity and Magnetism. What is electricity?. The collection or flow of electrons in the form of an electric charge. What is static electricity?

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Magnets and Electromagnets

Magnets and Electromagnets. Q1. Name something that can separate iron filings from sand. A1. A magnet. Q2. What do you call a magnet that can be turned on and off?. A2. An electromagnet. Q3. Which pole of a bar magnet points towards the earth's Arctic magnetic pole?. A3. The north pole.

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The Sun and Moon

The Sun and Moon. Origin of Sunlight.

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Electromagnetic Induction

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Magnetism

Magnetism. SPH3U. Permanent Magnets. A permanent magnet has two poles: North and South. Like poles repel. Unlike poles attract.

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Magnetic Field

Magnetic Field. Magnetic field Magnetic force. Magnetic Field. Theories in Physics. Classical Mechanics. Thermodynamics. Electromagnetic. Relativity. Quantum Mechanics. Theories in Physics. Relativity. Quantum Electrodynamics. Classical Mechanics. Electromagnetic. Quantum Mechanics.

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Magnetism

Magnetism. Learning Objectives. At the end of the lesson, the students should be able to: Define a magnet State that a magnet has two poles State the properties of a magnet Observe the magnetic field pattern Around a magnet Between two like poles arranged end to end

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Magnets

Magnets. History of Magnetism. The Chinese discovered the magnetic compass as early as 200 BC. At first fortune-tellers used it. Later people realised that it was a way to find the direction of North and South. History of Magnetism.

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Physics for Scientists and Engineers, 6e

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Electricity and Magnetism Posttest

Electricity and Magnetism Posttest. CDHOOD. 1. Convert to meters: 6.7 decameters. A.670 meters B.6,700 meters C.0.67 meters D.67 meters. 2. What is the reading shown on the triple beam balance below?. A.313.6 g B.310.6 g C.310.3 g D.424.6 g.

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Why do they use magnets in Power Plants?

Why do they use magnets in Power Plants?. JOURNAL - Magnetism. Draw a bar magnet Label the poles Draw what the field lines would look like How does the magnet in a power plant work? What does it do?. Magnetism: Magnetic Force. Where is the magnet in the Power Plant? How does it work?.

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Magnetic field (B-field) of a bar magnet

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Announcements

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L 29 Electricity and Magnetism [6]

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Mohs Scale of Hardness

Mohs Scale of Hardness. Mohs Scale History. Mohs scale was devised by Friedrich Mohs in 1812 You use Mohs scale by testing your unknown mineral against these known minerals. The known minerals are: 1. Talc 6. Orthoclase (Feldspar) 2. Gypsum 7. Quartz

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Magnetism

Magnetism. R. Pearson PMHS 2007. Some Definitions. Magnetic Field

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Ch. 22 - Magnetism

Ch. 22 - Magnetism. II. Uses of Magnetic Fields (p.628-632) Electromagnet Speaker Motor. A. Electromagnet. Electromagnet strong, temporary magnet formed when current is passed through a coil of wire surrounding an iron core acts like a bar magnet when current is on. B. Speaker. Speaker

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