Waves and Electromagnetic Radiation

Light, speed, frequency, wavelength, reflection, refraction, transmission, resonance, phase, absorption, spectrum

A Sound Education
Presentation
What is sound? Join Greg Vogt, EdD, as he defines sound as a form of energy, explores the process of energy transfer and provides in-depth information about the properties of sound waves.
A Sound Education: Glass Orchestra
Presentation
Discover how air, glass and water can be used to make music! Join Greg Vogt, EdD, as he shows you how to create a glass orchestra.
A Sound Education: Good Vibrations
Presentation
Can you “see” sounds? Greg Vogt, Ed.D, demonstrates that sound is made up of vibrations.
A Sound Education: Heavy Metal
Presentation
Remember the xylophone? Greg Vogt, EdD, describes how to build and play a similar instrument, a metallophone, to use as a teaching instrument on properties of sound.
A Sound Education: Wacky Waves
Presentation
Did you know that sound travels through solids? Join Greg Vogt, EdD, as he explains how to use or make simple objects that will demonstrate how sound travels.