Signs and symptoms. Eye floaters are suspended in the vitreous humour, the thick fluid or gel that fills the eye. The vitreous humour, or vitreous body, is a jelly-like, transparent substance that fills a majority of the eye. It lies within the vitreous chamber behind the lens, and is one of the four optical components of the eye.
Wind speed is a measurement of the speed of movement of the air, and is typically reported in miles per hour (mph) or kilometers per hour (kph). Reports for maritime and aeronautical operations may use those or knots (nautical miles per hour).
Wind What is wind? Wind is air in motion. It is produced by the uneven heating of the earthâs surface by the sun. Since the earthâs surface is made of various land and water formations, it absorbs the sunâs radiation unevenly. Two factors are necessary to specify wind: speed and direction. What causes the wind to blow?