S3 – How do you get a picture on a TV screen?

We’ve been looking at the demonstration picture tubes in class. Now we need to find out how to get from a single bright spot on the screen to having a picture covering the whole screen. Here is a link to the website I will be using in class to help explain how a picture is produced.

http://www.colorado.edu/physics/2000/tv/big_picture.html

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