Gravitational pull is the invisible force that causes massive objects to pull other objects towards them. For instance, when a person jumps up in the air, it is the earthâs gravitational pull... Gravitational pull is the invisible force that causes massive objects to pull other objects towards them.
Audacity is a free, easy-to-use audio editor and recorder for Windows, Mac OS X, and GNU/Linux. You can use Audacity to: 1  Record live audio; 2  Cut, Copy and Paste, Delete, Duplicate, and Split audio files; 3  Change the speed, pitch or volume of a recording; 4  Apply effects to any part of the sound; 5  Align audio segments.
Instructions. Download Audacity. This is an audio editing and recording tool that is open-source and free to use and download. See Additional Resources for a download link. Use a double-ended stereo cord to connect your computer to your cassette player.Simply plug one end into your player's line-out or headphone jack, and plug the other end into your computer's line-in jack. Open Audacity and open the input menu. Select the line-in option.nstructions. Download Audacity. This is an audio editing and recording tool that is open-source and free to use and download. See Additional Resources for a download link. Use a double-ended stereo cord to connect your computer to your cassette player.