Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

Students learn to classify matter as elements, compounds, and mixtures. Matter: Classification of Matter: Students learn to classify matter as elements, compounds, and mixtures and to distinguish ...

This video shows how different substances have different bulk properties and Dr Mark Miodownik talks to Professor Andre Geim at the University of Manchester about his work on graphene. Carbon atoms ...

Vol. 73, No. 5, Proceedings of the 2004 Biennial Meeting of The Philosophy of Science AssociationPart II: Symposia PapersEdited by Miriam Solomon (December 2006), pp. 864-875 (12 pages) In this ...

The film explains the fundamental concepts of matter, focusing on atoms and molecules. It highlights that everything in the world is made up of atoms, which combine to form molecules. There are over ...

THIS is a handbook on the Practical Chemistry of the Non-metallic Elements, designed to meet the requirements of pupils of Mechanics' Institutions, and of Science Classes of a similar kind. The true ...

As paint thinner, ink and adhesives dry, they can release volatile organic compounds (VOCs), which can negatively impact health. Typically, one of those VOCs is xylene, which exists as three isomers ...