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DK Science: Water

ABUNDANCE OF WATERDRINKING WATERHYDROGEN BONDFIND OUT MOREThe simple combination of two hydrogen atoms and one oxygen atom creates a water molecule (H2O). Water is the most common compound on…

Waste Not, Water Not

Here are some simple ways you and your family can cut back on water use:Don't pour water down the drain. Instead, use it to water your plants or garden.Fix dripping faucets. One drop per second…

America's Troubled Waters

Source: U.S. PIRG, Troubled Waters: An Analysis of Clean Water Act Compliance, 2006. Since 1972, the Clean Water Act has made significant strides in…

Water Supply of the World

The Antarctic Icecap is the largest supply of fresh water, representing nearly 2% of the world's total of fresh and salt water. As can be seen from…

The Chemistry of Biology: Water

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

The Largest Body of Fresh Water

The Question: Could you tell me what the largest body of fresh water is in the world? The Answer: The largest freshwater lake in the world is…

Water in New York City

The Question: How much water (in gallons) does New York City consume in one day? The Answer: According to the New York City Department of Environmental…

Behavior and Structure of Water Molecules

This video demonstrates the behavior of water molecules under different circumstances that affect their structure and molecular bonds. A glass of water is poured through a paper towel into a second…