Bartacking is a type of reinforcement stitching used by the fabric and textile industries to fortify stress points in clothing, sporting equipment, uniforms, and a host of other products.
A: With wave speeds that can reach as much as 435 miles per hour, a tsunami can travel as far inland as 10 miles, depending on the slope and the shape of the shoreline that it is traveling across. Ships...
All of the water above it also rises or falls, forming a high point (called a wave crest) or low point (a wave trough) in the water. In this way, each shudder or jolt of the earthquake sends out another tsunami front. In the very deep water of the open ocean, tsunamis travel quickly and spread out from one another. The spacing within a series of seismic waves can be as much as 100 miles (160 kilometers). A newborn tsunami traveling in open water is virtually invisible.