ⓘ Tube feet

                                     

ⓘ Tube feet

Tube feet are small active tubular projections on the oral face of an echinoderm, whether the arms of a starfish, or the undersides of sea urchins, sand dollars and sea cucumbers, they are more discrete though present on brittlestars, and have only a feeding function in feather stars. They are part of the water vascular system.

                                     
  • ˈpiːtoʊ PEE - toh tube also known as pitot probe, is a flow measurement device used to measure fluid flow velocity. The pitot tube was invented by the
  • miles 10 km in length. It has a maximum depth of 135 feet 41 m below sea level. The tube was constructed on land, transported to the site, then submerged
  • thimble tube boiler as a directly fired power generator was an experiment fitting to Leyland steam wagons in 1920. This coke - fired boiler was 2 feet 0.61 m
  • tube trailers are semi - trailers that consist of 10 to 36 cluster high - pressure hydrogen tanks varying in length from 20 feet 6.10 m for small tubes
  • The Posey tube and the Webster Street tube are two parallel underwater tunnels connecting the cities of Oakland and Alameda, California, running beneath
  • A speaking tube or voicepipe is a device based on two cones connected by an air pipe through which speech can be transmitted over an extended distance
  • traveling - wave tube TWT, pronounced twit or traveling - wave tube amplifier TWTA, pronounced tweeta is a specialized vacuum tube that is used in
  • The whirly tube corrugaphone, or bloogle resonator is an experimental musical instrument which consists of a corrugated ribbed plastic tube or hose hollow
  • The Tube Bar prank calls are a series of prank calls made in the mid - 1970s to the Tube Bar in Jersey City, in which Jim Davidson and John Elmo would ask