We know about radiation from airplanes, and x-rays, but are MRIs considered safe? An informative video offers an simplified overview of how an MRI works. Then a comparison between MRIs and fMRIs opens new understanding. Finally it...

Electrocuting metal until it shrinks sounds crazy, but it happens! Part of a larger physics playlist an intriguing video explains how an electromagnet shrinks any metal coin. The narrator discusses the electric and magnetic forces as...

Have you ever observed a spark when unplugging something? An engaging video series covering physics concepts tackles why this happens and if you should be concerned. Learn about inductors, Faraday's Law of Induction, and watch sparks fly!

Galileo established relativity, and Einstein developed the laws of special relativity to more fully explain physics. A brief video explains how special relativity relates to electromagnetism. Through simple illustrations, complex...

Some things are naturally magnetic, but can you make something magnetic? An attractive simulation challenges scholars to use a battery and a wire to make a magnet. Additional challenges include increasing the strength of the magnet and...

"But still try, for who knows what is possible." - Michael Faraday. Faraday's advice features in a simulation that permits pupils to play with a bar magnet in order to make a light bulb glow connecting electromagnetic induction to...

This physics pun really hertz, but this STEM lesson plan can help. The inquiry-based activity has young scientists create a testable question about electromagnetic strength; plan and implement their own experiments; and record and...

The cat's out of the bag (or off the leash, in this case) regarding the expansion of the universe. In this intriguing episode, the narrator explains that space is expanding, not the objects within it. He also tells how expansion...

Let this video teach the basics of magnetism for you in a flipped classroom scenario. In a six-and-a-half minute feature, physics fans find out about the intrinsic properties of magnetism and its relation to electricity.

Uncover the science behind the beautiful phenomena of rainbows with a simple demonstration. Shine light through different-sized containers of water as young scientists learn that rainbows occur when visible light is split up into its...

When electric current moves through a magnetic field, a force is created that can actually power a motor. Learn how to build a simple electromagnetic motor by watching this colorful and upbeat video. This episode is the third in a series...

High school engineers experiment with passing light through mesh and perform calculations using the diffratction equation. This all-encompassing lesson includes the activity sheets for four different diffraction activities and a page of...

This is a stellar overview of everything light and quantum! There are 30 multiple choice questions, none of them requiring any mathematical computation. There are a few diagrams to analyze: light rays striking reflective and refractive...

Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...

This link takes you to a comprehensive unit that delves into emission spectra and supernovas. There are four parts: How and where elements are created, electromagnetic radiation, spectroscopy, and the newest technology for studying our...

Illuminate your physics class with this examination of a photovoltaic cell. Teach the structure and operation of the device using a diagram. Then make a human-powered, larger-than-life sized model of a PV cell. Learners become electrons...

Two sequential parts to this lesson introduce your class to the electromagnetic spectrum, the ability to absorb radiant energy, and the pigments in leaves that are responsible for collecting sunlight to be used in the photosynthetic...

"Thermal Radiation" is a straightforward assessment of future physicists' understanding of radiant energy. They write out answers to questions about wavelength and frequency, temperature relationships, absorption and emission. The...

Somebody in the Nevada Joint Union High School District has a talent for focusing the important, organizational skills, and a creative eye for creating sharp science presentations! Here is one on heat transfer.  Conduction, convection,...

Physicists of the future observe the behavior of current in relation to a magnet through several inquiry activities. They construct a generator and experiment with solenoid coils. They learn and apply electromagnetic laws, most often...

Four modules are a part of this stellar lesson plan. Space scientists view the electromagnetic spectrum, they generate waves on a computer screen in order to measure frequency and wavelength, discover how light is related to temperature,...

Science learners scrutinize shadow size and quality, and experiment with diffraction. They model superposition of electromagnetic waves, and experiment with interference. These activities are action-packed and challenging for your...

Give every type of learner in your physics class an opportunity to demonstrate what they have learned throughout the year. From analyzing tables and graphs, to evaluating diagrams and solving problems, there is an outstanding variety of...

The University of Hawaii has published a vast collection of midterm and final exams for their Physics 152 course. This particular exam offers a variety of assessment methods, and covers the topic of electromagnetic radiation....