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Stile: 2.1 Lesson: Electromagnetism (Part 1)
This is a sample lesson on electromagnetism. It includes animated diagrams, interactive exercises, an audio option for reading the text, and comprehension questions throughout where students can type their answers or pick from...
Khan Academy
Khan Academy: What Is Magnetic Force?
An article defining what magnetic force is and how to calculate it.
National High Magnetic Field Laboratory
Magnet Academy: Magnetic Resonance Imaging Mri
In MRI, magnetic fields and radio wave pulses combine to get a unique, and medically beneficial, response from your body's hydrogen atoms. Take a peek in this tutorial.
National High Magnetic Field Laboratory
Magnet Academy: Paul Lauterbur
Chemist Paul Lauterbur pioneered the use of nuclear magnetic resonance (NMR) for medical imaging. He developed a technique, now known as magnetic resonance imaging (MRI), in the early 1970s that involves the introduction of gradients in...
National High Magnetic Field Laboratory
Magnet Academy: Carl Friedrich Gauss
Although he is best known as one of the greatest mathematicians of all time, Carl Friedrich Gauss was also a pioneer in the study of magnetism and electricity. To facilitate an extensive survey of terrestrial magnetism, he invented an...
Exploratorium
Exploratorium: Science Snacks: Magnetic Pendulums
See how electricity and magnetism interact with this activity. Activity has students creating a current by swinging a copper coil through a magnetic field. The copper coil will start a second coil swinging as well.
CK-12 Foundation
Ck 12: Plix: Compass Poles: Earth's Magnetic Field
[Free Registration/Login Required] A site containing an animation of a compass and a short quiz over the topic.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Sun's Magnetic Field
From ABC News in Science, this article, "Sun's magnetic field twisted and tangled," discusses images taken of "plumes of gas" which are rising from the sun's corona.
Other
Harvard Medical School: Magnetic Resonance Imaging (Mri)
This Beth Israel Deaconess Medical Center site offers a comprehensive look at MRI exam phases, preparation, technology, equipment, safety, and research. Images and labeled diagrams are also provided on this site.
TeachEngineering
Teach Engineering: Magnetic Fluids
In this fun, engaging activity, students are introduced to a unique type of fluid--ferrofluids--whose shape can be influenced by magnetic fields! Students act as materials engineers and create their own ferrofluids. They are challenged...
TeachEngineering
Teach Engineering: Thrown for a Loop
In this lesson, learners begin to focus on the torque associated with a current carrying loop in a magnetic field. Students are prompted with example problems and use diagrams to visualize the vector product. In addition, learners learn...
TeachEngineering
Teach Engineering: The Grand Challenge
This lesson introduces the MRI Safety Grand Challenge question. Students are asked to write journal responses to the question and brainstorm what information they will need to answer the question. The ideas are shared with the class and...
University of Guelph
Magnet Lab: Dc Circuits
This site describes and demonstrates a number of important concepts related to direct current circuits. Information on many of the featured topics, such as the use of Ohm's law and Kirchhoff's laws. Examples of featured topics include...
TeachEngineering
Teach Engineering: Magnetic Resonance Imaging
This lesson plan ties the preceding lessons together and brings students back to the grand challenge question on MRI safety. During this lesson plan, students focus on the logistics of magnetic resonance imaging as well as the MRI...
Texas Instruments
Texas Instruments: Where Is North?
In this activity, Students can use a Magnetic Field Sensor to measure the magnetic field of the Earth and to determine magnetic north. They will also calculate the magnetic inclination and declination at their location.
Physics Aviary
Physics Aviary: Flux in Spinning Coil With Graphs Lab
This lab was designed to have students look at the graphs for flux vs. time and electromotive force vs. time for a coil spinning in a magnetic field. Students will be able to vary the size of the coil, the rate at which the coil spins...
Khan Academy
Khan Academy: The Effect of Contrast Agents on Mri Signals
This is a five-question quiz related to the passage "The Effect of Contrast Agents on MRI Signals."
Scholastic
Scholastic: Study Jams! Science: Energy, Light and Sound: Magnetism
A slideshow and a short multiple-choice quiz on the basic concepts and vocabulary of magnetism.
National Geographic
National Geographic: Build a Magnetometer
Hands-on project where the learner constructs a magnetometer to monitor and measure changes in earth's magnetic field. These changes can then be used to track solar storms.
CK-12 Foundation
Ck 12: Electromotive Force
[Free Registration/Login may be required to access all resource tools.] Explains what electromotive force, or EMF, is, and how to calculate the EMF of a moving wire in a magnetic field.
Physics Aviary
Physics Aviary: Rail Gun Lab
This lab was designed to have students test the factors that affect the acceleration of a metal bar that is carrying a current through a magnetic field.
Physics Aviary
Physics Aviary: Flux in Spinning Coil Lab
This lab was designed to have students map out the flux as function of time for a coil spinning in a magnetic field. From their date they also calculate the electromotive force for each data point they collect. Finally, they graph the...
Science Education Resource Center at Carleton College
Serc: Investigating Motors and Magnetism
Students will build a simple DC motor out of metal coat hangers, a 24-guage wire armature and field magnet, 14-guage wire brushes, and build the motor so that it rotates when connected to a 10-volt DC power supply. Students will...
Other
All About Circuits: Magnetism and Electromagnetism: Permanent Magnets
A good explanation of what the property of magnetism is and how it occurs naturally in lodestone and can be generated in metals such as steel. It describes how a ferromagnetic material such as iron becomes magnetized when near a...