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hey guys i was wondering if anyone could give me info bout this prac cos we didn't do it! 'bla bla perform a first hand investigation to model the process of accomodation by passing rays of light through convex lenses at different focal lengths' i know that if i don't do anything it will be...

thanx for that guys... your replies explained a lot my teacher didn't :)

This question is about two parallel current-carrying conductors and comes from the physics in context textbook so if anyone could explain it to me that would be great! "Two straight parallel conducting wires carry currents of 1A and 2A respectively in opposite directions and cross a metre...

Can anyone give me info on this prac from Ideas to Implementation in the superconduction part? 'Perform an investigation to demonstrate magnetic levitation' or its something along those lines..... How are we supposed to demonstrate it???

hey i've got some info on this dot point but all the stuff i have doesn't really seem to answer it properly... 'Process information to discuss Einstein and Planck's differing views about whether science research is removed from social and political forces' I know all about their beliefs and...

Does anyone know if this couse is any good? I want to do journalism and was wondering how this course compares...

thanx guys for that.... i have a habit of going into too much detail haha.... one trait of being such a perfectionist

Anyone got some extra info on this dot point in the second column of the syllabus? 'Explain why MRI scans can be used to *Detect cancerous tumours *Identify areas of high blood flow *Distinguish between grey and white matter of the brain' The key work there being 'why'...i know that...

i found that a prob too but ended up finding a site after like an hour that answered the question somewhat... so here's what i found: Because of the exponential relaxation, the amplitude of the re-radiated Larmor frequency radiation also decreases exponentially. From this, the proton denstiy...