Time and Clocks

By

Brayden McDonald

This site tells about revolutions in time keeping. My favorite page on this site tells about the quartz watch. Here’s how it works: it has a tiny quartz crystal in it. Two iron bars squish the crystal like Jell-O but the crystal is not crushed. It has a quartz shaped element. (I don’t know what this element is.) And it also has a quartz oscillator. For more information visit http://www.britannica.com/clockworks/main.html