Inquiring Minds

Why Do Clocks Run Clockwise? (2x3)

Fecha de emisión: Sept 24, 2000

The team explain what a stick and a piece of crystal have to do with telling time, and how the clock was invented. They also discuss Newton's law of gravitation, scientific principles and technological design. Force and motion - the mechanical advantage provided by gears, and the relationships among various bodies in the solar system.