woodchurch science

these pictures show mr sanders and his glamorous assistant (who she?) putting something in liquid nitrogen. not sure what it is but i’m sure he’ll enlighten us.
apparently he is dipping his tie in the liquid nitrogen, and he can’t remember the name of the lady but she was from liverpool university

mr sanders made plaster of paris fossil models with 10e, 10n and 10o. the presence and nature of fossilised plants and animals can be used to give an approximate age of sedimentary rock formations.

metals
earth materials
patterns of chemical change
structure and bonding
chemistry in action for seps only

if you click on them they open in your browser. if you right-click on them you can save them on your pc.

here’s a link to some information about steelmaking. useful if you are taking separate science chemistry year 11.

mr sanders made some crystal gardens with one of his teaching groups. some ‘water glass’ (sodium metasilicate) is put into a jar then some sand is added followed by a few crystals of various substances. the garden then begins to grow. here are some example photographs.