Magic of Physics
Radio Transmission
Radio waves are all around us! How do they transmit sound? Using an interactive, scholars examine how songs travel through the air. The resource explains the process from the radio station, to signal towers, to the radio unit. A look at...
Urbana School District
Waves
What is a physicist's favorite part of sports? Doing the wave. The presentation covers longitudinal, transverse, surface, and standing waves. It includes in-depth information on frequency, wavelength, period, amplitude, reflection,...
Institute of Electrical and Electronics Engineers
Radio Reception and Transmission
After reading about radio transmission, application, and the difference between AM and FM, small teams of engineers use a kit to construct an FM radio and then send and receive broadcasts. This is an ideal activity for middle school STEM...
Mr. E. Science
The Nature of Electromagnetic Waves
Imagine a presentation that covers electromagnetic waves, electromagnetic radiation, radio waves, microwaves, the visible light spectrum, UV, X-ray, and gamma rays. Here's one. Packed with facts and colorful illustrations, 11-slide...
University of Colorado
The Jovian Basketball Hoop
A radio receives radio signals, converts them to an electrical signal, then converts this signal to a sound signal, and amplifies the sound so people can hear it. Class members use this information to create a short-wave radio antenna...
K12 Reader
The Pitch and Volume of Sound
Primary graders are introduced to the concepts of pitch and volume with a reading comprehension activity that focuses on the physics of sound.