National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1700 1749
Aided by tools such as static electricity machines and Leyden jars, scientists continue their experiments into the fundamentals of magnetism and electricity.
National High Magnetic Field Laboratory
Magnet Academy: Isidor Isaac Rabi
Isidor Isaac Rabi won the Nobel Prize in Physics in 1944 for his development of a technique for measuring the magnetic characteristics of atomic nuclei. Rabi's technique was based on the resonance principle first described by Irish...
National High Magnetic Field Laboratory
Magnet Academy: Jack Kilby
The integrated circuit fueled the rise of microelectronics in the latter half of the twentieth century and paved the way for the Information Age. An American engineer, Jack Kilby, invented the integrated circuit in 1958, shortly after he...
National High Magnetic Field Laboratory
Magnet Academy: Heike Kamerlingh Onnes
Heike Kamerlingh Onnes was a Dutch physicist who first observed the phenomenon of superconductivity while carrying out pioneering work in the field of cryogenics. An important step on the way to this discovery was his success in...
National High Magnetic Field Laboratory
Magnet Academy: Heinrich Friedrich Emil Lenz
At the turn of the 19th century, scientists were beginning to gain a rudimentary understanding of electricity and magnetism, but they knew almost nothing about the relationship between the two. Baltic German physicist Heinrich Lenz took...
National High Magnetic Field Laboratory
Magnet Academy: John Daniel Kraus
For a man whose career involved the entire known universe, John Kraus had a remarkably insular upbringing. He was born and raised in Ann Arbor, Michigan, and earned his bachelor's, master's and doctoral degrees in physics, all at the...
National High Magnetic Field Laboratory
Magnet Academy: James Clerk Maxwell
James Clerk Maxwell was one of the most influential scientists of the nineteenth century. His theoretical work on electromagnetism and light largely determined the direction that physics would take in the early twentieth century. Indeed,...
National High Magnetic Field Laboratory
Magnet Academy: Jean Charles Athanase Peltier (1785 1845)
Although he didn't start studying physics until he retired from the clock-making business at age 30, French native Jean Peltier made immense contributions to science that still reverberate today. Even with the primitive tools available...
Khan Academy
Khan Academy: Experiment: What's the Shape of a Magnetic Field?
See drawing from Hans Christian Orsted's lab notebook showing an experiment in which an electric charge passing through a wire seemed to create a magnetic field!
Cosmo Learning
Cosmo Learning: Applied Science and Technology 210: Electrical Engineering
A collection of video lectures from a course that explores the application of electrical engineering topics. Webpage includes twenty-eight lectures from a professor at the University of California, Berkeley. Lectures vary in length and...
Other
University of Liverpool: Matter Initiative for Schools a Level Resources
This site features numerous interactive resources (such as simulations, interactive exercises, experiments, etc.) designed for teachers and students of the physical sciences. Some of the resources are available only on CD-ROM, but most...
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1880 1889
Nikola Tesla and Thomas Edison duke it out over the best way to transmit electricity and Heinrich Hertz is the first person (unbeknownst to him) to broadcast and receive radio waves.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1820 1829
Hans Christian Orsted's accidental discovery that an electrical current moves a compass needle rocks the scientific world; a spate of experiments follows, immediately leading to the first electromagnet and electric motor.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1930 1939
New tools such as special microscopes and the cyclotron take research to higher levels, while average citizens enjoy novel amenities such as the FM radio.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1910 1929
Scientists' understanding of the structure of the atom and of its component particles grows, the phone and radio become common, and the modern television is born.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1890 1899
Scientists discover and probe x-rays and radioactivity, while inventors compete to build the first radio.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1900 1909
Albert Einstein publishes his special theory of relativity and his theory on the quantum nature of light, which he identified as both a particle and a wave. With ever new appliances, electricity begins to transform everyday life.
Read Works
Read Works: Electric and Magnetic Forces and the Modern Day Compass
[Free Registration/Login Required] An informational text about how a compass works using electromagnetic force. A question sheet is available to help students build skills in reading comprehension.
Wolfram Research
Wolfram Science World: Magnetic Permeability
This site defines magnetic permeability in terms of magnetic fields, and relates magnetic permeability to magnetic susceptibility and relative permeability.
Wolfram Research
Wolfram Science World: Magnetic Monopoles
Some information about the search for magnetic monopoles, and how they are involved in a few different theories and postulations.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Charge Trajectories
Investigate a the forces exerted on a charged particle by electric and magnetic fields. Initially, find out how the charge behaves in an electric field. Then, see how the charge behaves in a magnetic field. Finally, initiate both fields...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Electric Generator Model
An electromagnetic induction model that simulates an electric generator made from a conducting loop rotating in a uniform magnetic field and connected to an ammeter.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Faraday Disk Dynamo Model
This simulation demonstrates a rotating conducting disk in a magnetic field which produces a current or a self-exciting dynamo.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Rail Gun Model
Simulate the movement of a rail gun in this interactive model. Learn how a magnetic field is generated by running electrical current through long rods that accelerates a current-carrying cross-rod.