CE – Get it Right!

I have already made some blog postings regarding the first two assessed IA criteria, namely ‘Desgin’ labs and ‘DCP’ labs. This posting will focus on the third assessed criteria, ‘Conclusion and Evaluation’ or ‘CE’ or ‘CEv’. As with the other two assessed criteria, CEv is split into three aspects, aspects 1, 2 and 3. We will focus on each aspect individually. Aspect 1 – it is the opinion of the author that this aspect is the hardest aspect of all to achieve ...

Internal Assessment (IA) – An introduction / review

By Sunday, September 1, 2013 , , , , 0

Now that the long summer holidays are coming to an end, it is time to start thinking about school again. If you are about to start your IB diploma, or have already been studying the diploma for a year, one thing you will have to do is ensure that your IA (internal assessment) lab reports are up to speed. For those of you not familiar with the IA programme, you need to carry out 60 hours of lab work at HL and ...

Top Tips for the Teacher (2)

Stuck for some IA labs to assess in the DCP and CE categories? Try using these ideas to plan some labs: •How much Iron in an Iron Tablet – Redox Titration •Determine conc. of Hydrogen Peroxide – Redox Titration •Determine the formula of a complex ion (colorimetry) •Molecular mass of a volatile liquid •Heat of combustion of alcohols •Calculate the enthalpy of solution •Determine the activation energy of a reaction

IA Conclusion and Evaluation

C & E, the final criteria... (except for manipulation skills and personal skills - assessed in G4 only) Again I would like to stress that the summary is taken from subject reports, moderated comments etc and I strongly suggest that you venture to the OCC website and read them for yourself. The conclusion and Evaluation can suffer from what some perceive to be double marking. Its inevitable that poorly focussed questions will most likely lead to an ineffective and superficial conclusion through ...