click below
click below
Normal Size Small Size show me how
test
periodic table of elements
Term | Definition |
---|---|
element | a pure substance that cannot be seperated into simple form. |
pure substance | matter that is made up of the same particles throughout. |
comepound | matter that is made of two or more elements that are chemically combined. |
atmosphere | a mixture of mainly nitrogen and oxygen with small amounts of other gasses that surround earth. |
oceans | water that is made up of the elements hydrogen and oxygen. |
matter | anything that has volume or mass. |
elements of the systems | only a small number of different elements comprise the majority of matter found in earths system. |
periodic table of elements | an arrangement of the elements according to their atomic number and periodic trends of physical and chemical properties. |
chemical symbol | the symbol that represent each elements on the periodic table. |
solid earth | oxygen and silicon are main elements of matter that make up the rock and minerals of earths crust. |
living matter | cells from living matter are made of carbon bonded to other elements such as hydrogen ,oxygen,phosphorus,nitrogen,calcium,or sulfur. |
atom | the smallest substance in the world |