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Chemistry: How and Why Do Things Dissolve?

How and Why Do Things Dissolve?ChemistrySolutionsWhat Are Solutions?How and Why Do Things Dissolve?Determining the Concentration of a SolutionFactors That Affect SolubilityDilutions When making a…

Chemistry: Intermolecular Forces

Intermolecular ForcesChemistryLiquids and Intermolecular ForcesWhat's a Liquid?Intermolecular ForcesThe Effects of Intermolecular Forces You may be familiar with the "ball pits" that can…

Abruzzi, Luigi Amedeo, duca degli

(Encyclopedia) Abruzzi, Luigi Amedeo, duca degliAbruzzi, Luigi Amedeo, duca deglilwēˈjē ämādĕˈō d&oomacr;ˈkä dāˈlyē abr&oomacr;tˈtsē [key], 1873–1933, Italian explorer and mountain climber;…

anion

(Encyclopedia) anionanionănˈīˌən [key], atom or group of atoms carrying a negative charge. The charge results because there are more electrons than protons in the anion. Anions can be formed from…

Sverdrup, Otto

(Encyclopedia) Sverdrup, OttoSverdrup, Ottoôˈtō [key]Sverdrup, Otto svĕrˈdr&oobreve;p [key], 1855–1930, Norwegian arctic explorer. A companion of Fridtjof Nansen on the voyage across Greenland in…

Weather: Putting Up a Front

Putting Up a FrontWeatherOn Another FrontMass AppealPutting Up a FrontFrontal AttackStorms on the FrontTelling What's Next What happens when two different air masses meet? You get a front. The…

Weather: Mass Appeal

Mass AppealWeatherOn Another FrontMass AppealPutting Up a FrontFrontal AttackStorms on the FrontTelling What's Next Although the weather is very changeable and always seems to show great variations…

The Chemistry of Biology: Water

WaterThe Chemistry of BiologyIntroductionAtomic TheoryChemical Reactions: Ionic, Covalent, and Polar Covalent BondsWaterOrganic ChemistryCarbohydratesLipidsProteinsNucleic AcidsVitamins and Minerals…

cyclone

(Encyclopedia) cyclone, atmospheric pressure distribution in which there is a low central pressure relative to the surrounding pressure. The resulting pressure gradient, combined with the Coriolis…

Make Your Own Lava Lamp!

Art meets science, or vice versa by Holly Hartman Did you ever hear that "oil and water don't mix"? Here's groovy proof. You will need: vegetable oil or baby oil water food…