Varying between 0 to 100mm per year, the movement of a plate is driven by convection in the underlying hot and viscous mantle. Earthquakes, volcanic activity, mountain-building, and oceanic trench formation occur along plate boundaries in zones that may be anything from a few kilometres to a few hundred kilometres wide. To watch a simulated fly-by along New Zealand's plate boundary check out this video.
The average business card size in cm (centimeters) is 8.9 x 5.1. In inches this is 3.5 x 2. In millimeters (mm) the size will be 88.9 x 50.8. Measurements are usually given in inches or millimeters.
The typical business card size in the US is 3.5 inches by 2 inches. Most of the templates you find in desktop publishing or business card software and the free business card templates on the Web are designed for 3.5 x 2-inch business cards.