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Sailing
Part 1 of Paper
.... increasingly more complex. The type of construction varied with the availability of materials. Wood was a common material, but was not available in areas like Lake Titicaca where the boats and sails both were constructed of reeds from the shoreline. When iron and steel became available, wood was replaced for the most .... Part 2 of Paper
...., enabling people to sail upwind. From here we approach today. With computer assisted design and programs that can sail the boats before they are even made, we enter the twentieth century.
One must realize that a sailboat may not sail at the wind and certain angles to the wind. This is called the luff zone. The efficiency of a boat in upwind situations can be determined by the angle at which the boat no longer gains forward momentum. The first sailboats had fixed sails and heavy improperly balan.... |
| Number of words: 1502 - Approximate pages: 6 |
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