last lecture!!!!!!!!!!!!!!!!!!!!!

quiz will be just chapter 30 (1 chapter)

just mcqs, like 4 or 5 (for chapter 30)

dr will send email about the practical exam (which experiment, etc)

look for any piectures found in the practical file etc

cylindrical mirror is out of the experiment ????

chapter 31

nuclear energy; effects and uses of radiation

really boring chapter… apparently

all about nuclear radiation, safety and stuff

essentially very practical? college is insisting covering this for some reason