Chem 1025 Exam 1 (all possible questions answered 100% correctly)

matters correct answersanything that occupies space and has mass energy correct answersthe capacity to move an object or transfer heat mass correct answersa measure of the quantity of matter the interaction of mass and gravity creates correct answersweight chemistry is the study of correct answersmatter and energy one way to classify matter is by its correct answerschemical composition pure substance correct answersmatter that has the same chemical composition not mater what its origin; cannot be separated into components by physical means; not combined with any other substance; uncommon mixture correct answersopposite of pure substance; a combination of two or more substances that can vary in composition the two types of pure substances are correct answerselements and compounds all matter consists of correct answerspure or mixture of substances elements correct answersa substance that cannot be broken into simpler substances even by chemical reaction what are the building blocks of matter? correct answerselements how many elements are named and of that number how many are natural substances? correct answers114 elements; 83 natural substances what is the periodic table used for? correct answersto classify elements; elements in each column(called groups/families) share similar characteristics and properties what are the two main groups elements are classified into? correct answersmetals and nonmetals. metals: elements characterized by luster and the ability to conduct electricity (shiny) nonmetals: elements that have dull appearance and poor conductor or electricity element symbol correct answersa shorthand version of an elements name consisting of one or two letters; 1st letter uppercase H correct answershydrogen