Communication - Vibration, Electronic Signals, and Electromagnetic Radiation

1995 The Regents of the University of California

by Regan Lum

Lesson Plan...


Structure:

  1. Introduction - Communication (time required: 1-2 periods)
  • Enhancing our ability to communicate through technology
    1. megaphone
    2. electronic devices
    3. laboratory- cup and string walkie talkie
  • Changing Voices to Electronic Signals
  • Sending an Electronic Signal Through the Air, Wire, Fiber Optics
  • Using Electronic Signals To Talk To and Control Machines (time required ? - This section still needs to be developed)
  • Closure

    Demonstrations and Laboratories:

    1. String Walkie Talkie Laboratory
    2. Making a Pie Pan Speaker Demonstration
    3. Making a Speaker Laboratory
    4. Modulated Laser Laboratory

    For more information about this lesson plan:

    Summary

    Introduction

    Preparation

    References


    For more information, email your comments to outreach@cea.berkeley.edu or contact Regan Lum

    All text, images, and other resources in this page are Copyright 1995, The Regents of the University of California. All rights reserved. For permission, email outreach@cea.berkeley.edu.

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