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Sound Travel & Hearing


Price: $29.95
Order Number: 707.0208
Format : DVD
An in-depth examination of sound and its ability to bounce, damage ears, and break glass is covered in this unit. A discussion of the measurement of sound, identified through ratios known as decibels, shows students how even a quiet room can be “noisy.”

This lesson will challenge students to:
•Learn how sound waves reach our ears.
•Identify how different mediums, such as water, affect the speed of sound.
•Determine how distance, pitch, and volume affect the perception of sound.

Rights granted include: a) life of media audiovisual use, b) public performance, c) campus or building closed circuit and digital/video-on-demand transmission. Broadcast, cablecast and telecourse rights are also available. Email slenzen@shopdei.com for pricing.

Click here for Teacher’s Guide

Ideal for grades: 6 - 9
Duration: 20 minutes
Closed-Captioned
Producer: South Carolina ETV
Series Code: 707 & 707.0200

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