8Th Grade Research Paper On Calcium .

atomic flake 20 is not only strand in our bones and teeth , but is also rear in several(predicate) layers of dirt , and animals systems . calcium is one of the most central and considerable minerals in the soundbox . The division atomic number 20 was first sight by Sir Humphry Davy, a British chemist, in 1808, in England . calcium has a dull ancient , silver color . It is a solid and in chemic terms, atomic number 20 is reactive and daft for a metal , though harder than lead, it rump be come down with a prod with difficulty. It is a silvery metallic element that must be extracted by electrolysis from a fused flavour like calcium chloride . Once produced, it rapidly forms a gray-white oxide and nitride destination when exposed to air. Calcium is one of the most substantial and abounding minerals in the body. in any event providing the skeletal coordinate for bones and teeth, calcium plays a make role in many former(a) day-to-day functions of the body. Calc ium is important for the normal clotting of the blood, the conduction of nerve impulses, and the contraction and relaxation behavior of muscles and blood vessels, as tumefy as the regulation of body fluids, including hormones and enzymes. In fact, calcium is so important that your body has a feedback system to maintain calcium at a everlasting level. Your body has a alike(p) system for sodium and potassium, too.

Whenever the blood and natural functions need to a greater extent calcium, it is pulled from your bones, where it is stored. Your body mountaint make its own calcium, so the only behavior to direct enough is to eat calcium- rich foods. And if you male parentt get e! nough calcium in your diet, you can termination up with weakened bones, increasing the risk for fractures later(prenominal) in life. Calcium cannot be strand alone in nature. Calcium is found mostly as limestone, gypsum and fluorite. Stalagmites and stalactites contain calcium carbonate. Calcium is everlastingly present in every plant, as it is essential for its growth. It is contained in the soft meander, in fluids within the tissue and in the structure of every animals...If you want to get a plenteous essay, order it on our website: BestEssayCheap.com

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