Newton's First Law


This is a video taken from a camera mounted on the ceiling pointed stright down. It shows a rotational motion apparatus that is carrying a clay ball in circular motion. When the ball is released it moves in a straight line.

Right-click on the link and choose "Save Link As" to download the movie.

Here is a sample lab report that uses this movie. Right-click on the link firstlawreport.pdf and choose "Save Link As" to download the PDF document.

Technical Details

30 frames/second

Recommended Software

Primary Author and Contributors

  • Primary Author: Robert Teese


The files available for download on this page are licensed under a Creative Commons Attribution No-Derivative-Works Non-Commercial 3.0 License. You may distribute these materials to your students or use them for educational purposes in your classes, but other uses may require permission from the author(s).