Learn about the parts of an atom, their mass, and their charge, in this video from the Properties of Matter chapter of the Virtual School GCSE Chemistry. This is part of our sciences pilot for the virtual school. We would appreciate any comments or feedback. Want to learn more? Visit: www.thevirtualschool.com This video is distributed under a Creative Commons License: Attribution-NonCommercial-NoDerivs CC BY-NC-ND Also, make sure to follow us on Twitter: twitter.com/virtualschooluk and subscribe to interesting posts on Edutech and ICT4E on thevirtualschool.wordpress.com/