The Behaviour of matter
Aim: To observe diffusion in a liquid
Equipment: Petri dish, water, Tweezers, a crystal of potassium.
Method
1.Half fill petri dish with cold tap water
2.Place the petri dish on your workbench and allow the water to become settle
3.Using the tweezers, Place a single crystal of potassium permanganate in the center of the petri dish.
4.Observe for 5 Minutes
5.Repeat the experiment using hot water
Observation:
Hot water: At first when the colour was going out it made like a flower shape as it started to get to the last minute it went everywhere.
Cold water: I noticed that the color when out light when we put the pigment in the middle the contrast was darker in the middle then the other colour.
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