This project simulates sound wave interference. Two speaker facing each other generate identical sinusoisal waves. The model shows the two waves and their sum as they pass through each other.

For detailed instructions on using the program, take a look at the info window from the Speakers model.

Download the StarLogoT source code for the Speakers model:
Download speakers

To run this file you need StarLogoT2002 for the Macintosh.
(download StarLogoT)

Click on one of the pictures to see a quicktime movie of the model:
Click on the left-hand picture to see a movie of Speakers, and the right-hand picture to see a typical plot.