Article
Khan Academy

Khan Academy: Light: Electromagnetic Waves, Electromagnetic Spectrum and Photons

For Students 9th - 10th
This article discusses the properties of electromagnetic radiation and photons.
Handout
Khan Academy

Khan Academy: What Is Faraday's Law?

For Students 9th - 10th
Do you know how to induce an electromotive force? This reference page will help you understand why Faraday's law mean and how to use it.