Use the information from the movie about CD from Brainpop to answer the following questions. View the movie once before answering any questions and then go back and view the movie again to gather your answers. Highlight the questions at the bottom of this page and copy. Paste the questions in composer (click the icon  in the lower right hand corner of the monitor, just above the time) and record your answers.  Print your document when you are finished. If you have time at the end of class you may view other movies in Brainpop.

Make sure to include your name, computer number, and homeroom teacher at the top of your page.
 

1. What does CD stand for?
2. How is sound recorded on a CD?
3. What do the bumps represent?
4. What does Tim compare to the width of the track that is spiraled around a CD?
5. To play a CD a __________ scans over the surface of a spinning disk.
6. What is a DVD?
7. What is the difference in a CD and a DVD?
8. Can an average CD hold enough information to store a movie?