An organ pipe is a sound-producing element of the pipe organ that resonates at a specific pitch when pressurized air (commonly referred to as wind) is driven through it. Each pipe is tuned to a specific note of the musical scale. A set of organ pipes of similar timbre tuned to a scale is known as a rank or a stop.
1 In general, cotton grows quicker as the average temperature rises and the longer and hotter the season, the greater the yield. 2  The growing season from planting to picking lasts approximately six months, as outlined below.
Eli Whitney's cotton gin. When white people first began to grow cotton in North America in the 1600s AD, they brought over the cotton churka from India to help them get the seeds out. In the 1700s AD, people in the southern part of North America began to grow more and more cotton.