Learning Objects by Keywords
Our learning objects have been developed over the last 10 years using various platforms. You may find you need to download a Flash plugin (Opens in a new windows) to view some of the older ones, or try a different browser.
Selected Keyword: Chemistry
Acids, Alkalis and Bases: an Introduction
Defining and explaining acids, bases, and alkalis, from an ionic standpoint, and introducing the pH scale.
Release Date: 31 May 2017
Acids, Alkalis and Bases: Further Application
Examining the operation and application of acids, bases and alkalis, including neutralisation, acid/base reactions, and salts.
Release Date: 31 May 2017
Atomic Bonding
Examining ionic, covalent and mixed bonding in atoms.
Release Date: 15 March 2007
Keywords
Concentration gradients
This RLO describes the concept of concentration gradients in biological systems through analogy with gradients found in everyday life, and outlines passive and active transport across cell membranes.
Release Date: 01 May 2005
Elements that make up the human body
Introducing the periodic table of elements, and identifying the major elements involved in the human body and their roles
Release Date: 15 March 2007
Keywords
Osmosis and Diffusion
Explaining the difference between the processes of diffusion and osmosis, and introducing the concepts of concentration gradients and tonicity.
Release Date: 25 July 2019
Solutions and Electrolytes
Examining the mechanisms of chemical solution and how solvents work, and the roles of ions and electrolytes in chemical activity within the body.
Release Date: 08 May 2007
Keywords
Structure of the Atom
An introduction to basic atomic structure
Release Date: 11 November 2005
