01406nam 2200349Ka 450 991069854940332120210916115108.0(CKB)4330000001220833(OCoLC)244567336(EXLCZ)99433000000122083320080828d2005 ua 0engtxtrdacontentcrdamediacrrdacarrierAge and quality of ground water and sources of nitrogen in the surficial aquifers in Pumpkin Creek Valley, Western Nebraska, 2000[electronic resource] /by G.V. Steel ... [and others] ; prepared in cooperation with the North Platte Natural Resources DistrictReston, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2005.vi, 68 pages digital, PDF fileScientific investigations report ;2005-5157Title from PDF t.p. (viewed on Aug. 28, 2008).Water qualityNebraskaWater qualitySteele G. V1395537North Platte Natural Resources District (Neb.)Geological Survey (U.S.)GPOGPOGPOBOOK9910698549403321Age and quality of ground water and sources of nitrogen in the surficial aquifers in Pumpkin Creek Valley, Western Nebraska, 20003454507UNINA01724oam 2200445 450 991015782660332120190911100035.00-7660-8223-7(OCoLC)967983155(MiFhGG)GVRL05FL(EXLCZ)99371000000100940420160517h20172017 uy 0engurun|---uuuuatxtrdacontentcrdamediacrrdacarrierScience fair projects about the atmosphere /Robert GardnerNew York :Enslow Publishing,2017.�20171 online resource (48 pages) color illustrationsHands-on science0-7660-8222-9 Includes bibliographical references and index.Earth's sky and air -- Does air weigh anything? -- Can air push on an object? -- What makes the sky blue? -- What makes a sunset red? -- How can you make a cloud -- Different clouds -- Stars and directions -- Near stars and far stars -- Make a hot air balloon.This book features experiments that will help readers unlock the secrets of the atmosphere. They will discover if air has weight, if one can make a cloud, and the reason the sky is blue. AirExperimentsAtmosphereExperimentsScience projectsAirExperiments.AtmosphereExperiments.Science projects.551.5078Gardner Robert1929-1071347MiFhGGMiFhGGBOOK9910157826603321Science fair projects about the atmosphere2894366UNINA