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You cannot survive beyond one week without water. Your muscles are 75 percent water and water is used to transport oxygen, nutrients and waste to and from your cells. Water is an important element in your healthy eating habits, yet…
Mongo seeds are the familiar white bean sprouts seen in stores and restaurants. They’re also known as mung beans, or mungbeans; their taxonomic name is Vigna radiata. They’re easy to sprout in the classroom or home, and they illustrate the…
Calcium chloride is a chemical compound made up of calcium ions and chlorine ions. The ions are held together by an ionic, or weak salt bond. Mixing calcium chloride with water is an exothermic reaction, which means that the combination…
Oxygen has the chemical formula O2 and the molecular mass of 32 g Liquid oxygen has medicine and scientific applications and is a convenient form for storing this compound. The liquid compound is about 1,000 times denser than the gaseous…
Being able to distinguish venomous from non-venomous snakes is an important and life-saving skill to have in areas where both types of snake are present. The copperhead snake (Agkistrodon contortrix) is a venomous snake found in North America that risks…
Although rubber bands seem to never lose their shape or elasticity, you can shrink them by applying heat. Most solid materials expand when they heat up, but rubber bands shrink because the heat makes the rubber molecules move around and…
MSF stands for “thousand square feet.” This unit of measure is often used when buying large quantities of paneling, paper, plastics and other processed or manufactured materials, and can be confusing to buyers or other people who are not familiar…
You’ve probably often heard television weather reporters talk about high and low pressure systems, and there’s a good reason why the pressure is such an important part of the weather forecast. High and low pressure zones indicate distinctly different types…
Marshes are large expanses of wetlands dominated by grasses, small trees, shrubs and shallow water. They serve as ecosystems for plants and animals, as barriers to erosion and as filters between estuaries and oceans. While there are thousands of different…
As you sit outside on a hot day, you watch the ice in your glass of water slowly melt. Later, you dump some ice from a cooler into the sink and turn on the water to melt the ice. You…
