This is the first generation of Podcast Exam tutorial,  I just crash through answering the questions and reading the official answers.  If you listen over days I eventually strike upon improved techniques to teach via podcast. It is a tough world working it out by yourself, but we will get there! Podcast

Hopefully an improved practice at tutoring this group of questions: Podcast

It is really exciting in Science as we are running amok with the second, meter and now it is the kilograms turn. The absolutely wacky idea of keeping the actual kilo, the big K in Paris is fascinating, but pales into insignificance as we begin our romance with h. Podcast

It makes your cup cakes country fair winning white, saves you from a horrible death of skin cancer, and gives you self -cleaning windows that will make you neighbors so jealous. What is not to love about this metal oxide?  Well I can't figure out its unit cell with three bonds to oxygen. Podcast

Forgive me, MRIs are amazing! You absorb a radiowave, then get time reversed with another pulse, then a time later you - your liver what ever - sends out a signal.  That is right you are being turned into a radio. What hurts me is people breaking laws of physics when they explain what is going on, some times leaving out that the make you into a broadcast walky talky that zomby like repeats what has been said to it. Podcast The video style will improve with time and work. (I certainly hope so!)

I am a bit rusty but there are a few shocks and strange official answers here. This is the link to the section. Might be of interest to those outside Australia as the science is the same. Podcast

Quiet a nice paper of 5 questions.  The official view on proton and neutron beams seems odd. Link to paper Podcast

The introduction to a Podcast series on how not being that successful sets you free. Podcast

General knowledge is tested in this exam question which spans Bragg, doping a semiconductor and an application of superconductors. Podcast

Nitrogen chemistry just keeps giving. Hydrazine is rock fuel, makes metals young again and add a fizz to you cup (puts the bubbles in plastic. I really love this one . . . it is beaut. Podcast