TV+(CRT)

=TV (CRT)= AshlieFtoc



A CRT monitor contains millions of tiny red, green, and blue phosphor dots. The electrons are stored in an electron gun. The color CRT has three different electron guns. The electron beams reflect off the fluorescent screen and create a picture. CRTs use evacuated glass envelope which is large, deep, heavy and fragile.

Purpose
The TV is for entertainment, to find out news and the weather.

Energy
//The electrons reflecting off the screen.//

Controls
The basic control for the TV are a remote, or the buttons on the TV, and a cable box.

Materials
//Inside a CRT there is a cathode, anodes, a conductive coating, a phosphor-coated screen, electron beams, and a shadow mask.//

=Science= //The electrons coming out of the electron gun and being deflected off the fluorescent screen to make a picture.//

Design
The back of the TV is longer then then front of the TV.

Evolution
//TVs now are thiner and have a bigger screen.//

Siblings
//Other TVs and computer monitors use the same scientific principle.//