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Seperating Mixtures

Brackenwood Science
by

Peter Fearon

on 21 October 2014

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Transcript of Seperating Mixtures

Seperating Mixtures
Sieve
Heat
Filtering
Magnets
What is a sieve?
Panning for Gold
Small objects fall through the holes, leaving large objects behind.
Salt Pans
(evaporation)
Sea Water
The Sun
Salt
Lots of
salt
(Lots of heat)
+
water
evaporates
The heat evaporates the water, leaving any dissolved materials behind.
Let's do some Science!
The filter paper only lets liquid pass through and the solids are left behind.
Magnets can seperate magnetic objects from non-magnetic objects.
Learning Journey
How do we get salt????
Conclusion
Explains what you found in your investigation and why you think it happened.
Rock Salt
Filtration
Evaporation
Salt
Solute
Solvent
Solution
Full transcript