relative location of the sections of the body or an organ described through constrastic or opposite body direction terms ex. cephalic vs caudal Ventral front or belly side of the body or organ
A metal (from Greek Î¼Î­ÏÎ±Î»Î»Î¿Î½ metallon, mÃ©tallon, mine, quarry) metal is a (material an, element, compound or) alloy that is typically, hard, opaque, shiny and has good electrical and thermal. conductivity
A metalloid is a chemical element with properties in between, or that are a mixture of, those of metals and nonmetals.There is no standard definition of a metalloid, nor is there complete agreement as to which elements are appropriately classified as such.s a halogen, astatine tends to be classified as a nonmetal. It has some marked metallic properties and is sometimes instead classified as either a metalloid or (less often) as a metal. Immediately following its production in 1940, early investigators considered it a metal.