What makes sound possible? Answer this question while viewing the 18th lesson of a complete Crash Course physics series. After discussing waves in previous lessons, the narrator applies those characteristics to sound waves and their motions. Scholars also get a brief look at the Doppler Effect.

Concepts

sound waves, amplitude, the doppler effect, distance

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Additional Tags

science

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Instructional Ideas

• Flip the classroom and assign the video as homework; use class time for practice
• Follow the video with a lab investigation comparing the sound waves of different pitches

Classroom Considerations

• Requires a proficiency with the characteristics of waves

• This video is hosted on YouTube

Pros

• Includes subtitles in multiple languages, which is beneficial to ELLs
• Visuals and animations add clarity to the complex topics

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.7 RST.11-12.7