# Physics Demonstrations in Sound & Waves: Part I Part of the Series: Physics Demonstrations in Sound & Waves

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Physics Demonstrations in Sound & Waves: Part II
Concepts Covered:
• Nature of Sound Waves: Sources and Propagation of Sound
• Propagation of Sound: Direct Measurement of the Speed of Sound in Air and Metal
• Transmission of Sound through a Medium: Attenuation of Sound in a Vacuum
• Refraction of Sound: Carbon Dioxide Sound Lens
• Interference of Sound: Sound Divided…
Wave Optics
Returning to themes from episode 18 on waves, discover that when light interacts with objects comparable in size to its wavelength, then its wave nature becomes obvious. Examine interference and diffraction, and see how these effects open the door to certain investigations, while hindering others.
Physics Demonstrations in Light: Part II
Part of the Series: Physics Demonstrations in Light
Concepts Covered:
• Interference/Interferometer: Interference of White Light and Laser Light
• Interference/Interferometer: Determination of the Wavelength of Light
• Diffraction and Interference: Double-Slit Interference
• Diffraction and Interference: Single-Slit Diffraction
• Diffraction and Interference: Microwave Diffraction
• Thin Film Interference: Newton's Rings/Air Wedge with Monochromatic Light
• Diffraction and Interference: Diffraction Patterns Produced by Various…
Superposition and Interference of Waves
This program covers the important topic of superposition and interference of waves in Physics. We begin by discussing two or more waves can interact by adding the amplitudes of the waves together. This is known as superposition of waves. The entire lesson is taught by working example problems beginning with…
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This program covers the important topic of transverse waves (part 1) in Physics. We begin by discussing how transverse waves arise in nature and conclude by learning in detail how to write down the mathematical representation of these waves. The entire lesson is taught by working example problems beginning with…
Transverse Waves - Part 2
This program covers the important topic of transverse waves (part 2) in Physics. We begin by discussing how transverse waves arise in nature and conclude by learning in detail how to write down the mathematical representation of these waves. The entire lesson is taught by working example problems beginning with…
Physics Demonstrations in Sound & Waves: Part III
Concepts Covered:
• Standing Sound Waves: Resonating Air Column with Cork Dust
• Standing Sound Waves: Resonance with Illuminating Gas in a Flame Tube
• Standing Sound Waves in Two-Dimensions: Illuminating Gas in a Resonating Cavity
• Resonance / Real-Time Strobe Holography: Resonant Modes of a Vibrating Bell Vibrations in a Two-Dimensional
• Surface:…
Standing Waves and Resonance - Part 2
This program covers the important topic of standing waves and resonance (part 2) in Physics. We begin by discussing how waves can be made to reflect off of an object and interfere in the opposite direction to the original wave leading to a standing wave. The entire lesson is taught…
Standing Waves and Resonance - Part 1
This program covers the important topic of standing waves and resonance (part 1) in Physics. We begin by discussing how waves can be made to reflect off of an object and interfere in the opposite direction to the original wave leading to a standing wave. The entire lesson is taught…
Making Waves
Investigate waves, which transport energy but not matter. When two waves coexist at the same point, they interfere, resulting in useful and surprising applications. Also examine the Doppler effect, and see what happens when an object moves through a medium faster than the wave speed in that medium.
Traveling Sound Waves Part 2
This program covers the important topic of traveling sound waves (part 2) in Physics. We begin by discussing how sound waves propagate through the air and other mediums. We discuss the mathematical form of the compression wave and discuss the speed of sound, frequency, and more. The entire lesson is…
Traveling Sound Waves Part 1
This program covers the important topic of traveling sound waves (part 1) in Physics. We begin by discussing how sound waves propagate through the air and other mediums. We discuss the mathematical form of the compression wave and discuss the speed of sound, frequency, and more. The entire lesson is…