Exploratorium
Exploratorium: Science Snacks: Circles of Magnetism
Create a magnetic field that is stronger than Earth so a compass needle will orient itself to the new field in this activity.
Exploratorium
Exploratorium: Science Snacks: Eddy Currents
An activity exploring eddy currents by having a magnet fall through a metallic and nonmetallic tube.
National High Magnetic Field Laboratory
Magnet Academy: Drawing Field Lines
A well illustrated activity where students investigate and draw the magnetic field lines created with a bar magnet and a compass.
NASA
Nasa: Imagine the Universe: "Burst Behind the Sun"
Site provides the article, "Burst Behind the Sun Reveals Magnetic Charm of Distant Explosion," that details on a gamma-ray burst that occurred on December 6, 2002. Provides graphics and links to learn more about gamma-ray bursts.
NASA
Nasa: Imagine the Universe: The Sun
Site discusses the regions of the Sun's atmosphere such as the Photosphere, Chromosphere, and Corona. Provides sources for educators as well as additional links for students.
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...
Exploratorium
Exploratorium: Science Snacks: Magnetic Fruit: Push Me a Grape
An online activity which illustrates the magnetic property of diamagnetism associated with water. Contains a simple procedure and then a good explanation of the magnetic interactions that were displayed by the grapes.
NASA
Nasa: Magnetic Fields
This site from NASA provides a short, illustrated description of the basics of magnetic fields and magnetic poles.
Florida State University
Florida State University: Molecular Expressions: Magnetic Fields and Compass Orientation
Simulate the creation of an induced magnetic field through the use of a simple electric circuit. An interactive demonstration is included.
National High Magnetic Field Laboratory
Magnet Academy: Compasses in Magnetic Fields
Experiment with the compass in this tutorial to see how it responds to magnetic fields.
National High Magnetic Field Laboratory
Magnet Academy: Diamagnetism and Paramagnetism
Think iron, nickel and other "ferromagnetic" substances are the only ones with magnetic properties? In fact, everything reacts to magnetic fields in some way.
California Institute of Technology
Magnet Lab: Caltech Physics Applets
Although specifically designed for physics students at Caltech, anyone interested in learning more about electricity, magnetism or various other physical phenomena can benefit by exploring these interactive applets. A circuit tutorial...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Ph Et: Interactive Simulation: Magnets and Electromagnets
Move a bar magnet or an electromagnet around to see how the magnetic fields change. Requires Java.
Texas Education Agency
Texas Gateway: Electromagnetic Forces
Given schematic diagrams, illustrations or descriptions, students will identify the relationship of electric and magnetic fields in applications such as generators, motors, and transformers.
Physics Aviary
Physics Aviary: Practice Problems: Charge Moving Through Magnetic Field
Find the force and the direction of the force on a charged particle moving through a magnetic field.
Physics Aviary
Physics Aviary: Practice Problems: Mass and Speed of a Particle
Determine the mass and speed of a particle being fired through variable magnetic and electric fields. This problem is done after students determine the charge of an electron using the Millikan Oil Drop Experiment.
Physics Aviary
Physics Aviary: Practice Problems: Mass of Particle in Magnetic Field
Determine the mass and KE of a particle trapped in a magnetic field given the charge of the particle as well as the speed and strength of the field.
Physics Classroom
The Physics Classroom: Magnetism: Magnetic Field Interactive
Students explore the magnetic field surrounding a simple bar magnet. They can drag the compass around in the space surrounding the bar magnet, and observe the effect of the magnet on the compass needle.
Physics Aviary
Physics Aviary: Magnetic Field From a Wire Lab
This is a quantitative lab that will have students look at the direction of the magnetic field from moving charges in a wire. They can also get an intuitive sense of magnetic field strength factors based on the intensity of the circles...
Physics Aviary
Physics Aviary: Charge Moving Through Magnetic Field Lab
This lab was designed to have students figure out the formula for the force on a charge moving through a magnetic field. Then they are to see how the direction of the force is dependent on the direction of the charge's motion and the...
Physics Aviary
Physics Aviary: Charge in Magnetic Field
This lab was designed to have students test the factors that affect the path of charged particle in a magnetic field. Students will be able to adjust the mass and charge of the particle. They will be able to change the speed of the...
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...
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...