Top 10 movies on theaters box office July 2015 third weekend. Check out the list of the top 10 movies on the U.S. and Canada theater box office during July's Third weekend.
If conditions are right, the fused sand forms long hollow tubes called fulgurite. The term comes from the Latin word fulgur, which means lightning. Although lightning strikes earth at least a million times each day, only rarely does fulgurites form. Fulgurites are usually found beneath the surface of the sand, generally decreasing in diameter and sometimes branching outs as they descend.
The wearing away of materials by rubbing action during strong winds. Abrasion is a form of erosion caused by rubbing of fine particles against an object. The effect is much the same as using sandpaper.Sandstorms caused by strong winds carry fine sand that wears away the base of desert cliffs.brasion is a form of erosion caused by rubbing of fine particles against an object. The effect is much the same as using sandpaper. Sandstorms caused by strong winds carry fine sand that wears away the base of desert cliffs.