free surface water
41Water slide — This article is about the water based amusement. For decals with water soluble substrates, see Water slide decal. A collection of water slides at Wet n Wild Water World on the Gold Coast, Australia. The outer two are traditional inline tube… …
42Water hyacinth — taxobox name = Water Hyacinth image caption = Common Water Hyacinth ( E. crassipes ) regnum = Plantae unranked divisio = Angiosperms unranked classis = Monocots unranked ordo = Commelinids ordo = Commelinales familia = Pontederiaceae genus =… …
43Free neutron — Elementbox name=neutron number=0 symbol=n0 left= right=hydrogen above= below=helium series=noble gas group=18 period=0 block= appearance=colourless atomic mass= [1] electron configuration=0s0 electrons per shell=0 phase=gas density gplstp=… …
44Water on Mars — Psychedelic rock and electronic music group from Quebec City (Québec, Canada), Water on Mars (WOM) is the instrument of its leader Philippe Navarro, guitarist, vocalist, arranger, producer and principal author and composer of the trio. The… …
45Water politics in the Middle East — As a vital natural resource, water plays a key role in both global and domestic politics, particularly in terms of the need for states to ensure access to sustainable and adequate provisions of water. It is often only when supply levels are… …
46water supplies — In the Stone Age, when people first began settling on the alluvial plains of Mesopotamia, perhaps their single most immediate concern was finding reliable sources of freshwater for drinking and watering their crops and animals. At first, the… …
47Water balance — In hydrology, a water balance equation can be used to describe the flow of water in and out of a system. A system can be one of several hydrological domains, such as a column of soil or a drainage basin.[citation needed] Water balance can also… …
48Water line — Line Line, n. [OE. line, AS. l[=i]ne cable, hawser, prob. from L. linea a linen thread, string, line, fr. linum flax, thread, linen, cable; but the English word was influenced by F. ligne line, from the same L. word linea. See {Linen}.] 1. A… …
49water fern — ▪ plant any member of a group of ferns (fern) in the subfamily Parkerioideae, family Pteridaceae, plant division Pteridophyta. Ceratopteris consists of at least four species (C. cornuta, C. pteridoides, C. richardii, and C. thalictroides),… …
50water net — ▪ plant alga of the genus Hydrodictyon, sometimes found on the surface of quiet ponds as a free floating network of multinucleate cells arranged in hexagons or pentagons and up to 20 cm (7.9 inches) in total length. Sexual reproduction is by… …
