Additional Resources for Teachers

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Part 1: What Is Sound?

Activity 1B: Sound—From Production to Perception

How Speakers and Microphones Work

These sites provide additional information about different types of speakers and microphones.

Part 2: Exploring Waves

Activity 2C: Making Waves

Exploring Waves in Other Media

These sites include instructions or suggestions for demonstration and student investigations of waves in other media.

Simulated waves on a string:

Standing waves in a variety of media: