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NASA employee running experiment with two plastic cups on either end of a paper towel empty roll with a cell phone in the middle.

Audience

Educators

Grade Levels

Grades 5-8, Informal Education

Subject

Physical Science, Waves, Sound

Type

Lesson Plans / Activities

In this activity, students will learn about the principles of sound, specifically, how to amplify and reduce sound volume. Using a paper towel tube and plastic cups, students will construct smartphone speakers to amplify the sound. Students will then be challenged to find a solution to reduce the perceived sound volume.

Sound Effects (PDF)

Instructional Video

@Home Video for Students

 

Other NGS activities in this series:

3 … 2 … 1 … Takeoff!
Fan-tastic Forces
Senses of Sound
Shape Your Flight
X-Plane Glider Design Challenge
Lower the Boom Citizen Science Guide