The word is of Dutch origin, and is one of many Dutch words used to discuss barriers in the natural landscape. A basic berm can be created simply by mounding soil, and is almost always found in close proximity to a trench or another dug out area.In this case, the gently sloping earth helps to prevent erosion, a common problem, especially with deep trenches.erm is also the word used to describe the banked turns on dirt tracks for off-road vehicle racing such as Moto-Cross and BMX racing.
The history of Waltz. The Waltz is the oldest of the ballroom dances, dating from the middle of the Eighteenth Century. The German Lander, a folk dance, is supposed to be the forerunner of the Waltz. During this time period a dance developed which was called the Walzer, a word owing its origin to the Latin word Volvere, which indicates a rotating motion.
Source(s): I have been a dancer for over 20 years and a dance teacher for over 10 years. I have also performed on and coached competitive dance teams for 10 years. What you've listed - jazz, hiphop - are dance styles. Open category means proficiency level for a particular style, at least in ballroom dance competitions. Open category is the highest level. Open means you are not restricted to syllabus figures, you can dance whatever you like, as long as it fits in with the style and looks good. Source(s): Ballroom dancer.