Curated OER
Fundamentals of Radio Communication
Twelfth graders explain the role of electromagnetic waves and antenna in radio communication. In this lesson, 12th graders examine circuit diagrams and solve wave related problems. They also calculate theoretical antenna length for...
Curated OER
Sleuth Rays
Students conduct a close examination of the atom's electrons, and discover how to theorize the energy levels, observe the brightness of light, classify colors, and measure temperature.