Those great folks from down under, that is Australia if you are not in the UK, The Digital Photo School have a series of tutorials on the basics and here they are listed plus links for you. Sign up to their feed so that you get everything they put out rather than the choices we make for you.
Here is the exposure triangle, for photographers the meaning of life, evolution and the reason to open your eyes.
Exposure Triangle, ISO, Aperture, Aperture and Shutter Priority Modes, White Balance, Histograms
