Powerpoint (18 slides) about separation using filtration and evaporation. Assumes prior knowledge of solubility and saturation, and changes of state.
LOs: -know how mixtures can be separated by filtering and evaporation.
-understand what happens to particles during filtering and evaporation.
Practical 1: separate copper sulphate (blue) and sand. Diagram to print out included in ppt. Results and graph to draw.
Practical 2: Separation team challenge (sand, salt, sawdust and iron filings). Team sheet to complete included in ppt. Safety and evaluation of method.
Homework: grow crystals
(This took me 2 x 80 mins with high ability Y7)
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