Changing State Fact Sheet
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1
2This ice is
When heat is added, the ice
The ice has completely
solid.
reaches melting point.
melted and is now a liquid.
Sewage goes to a sewage
The boiling point
treatment works. Sewage goes
of water is
through a process of aeration
100°C
to help bacteria digest waste
When more heat is added, the water evaporates and becomes a gas. When
States of matter
the gas meets a cold surface it condenses , a turns back into a liquid.
Drinking water has all
dirt and germs removed
solid
liquid
gas
before it gets to us,
this is known as water
A pure diamond is
Melted chocolate will solidify
an example of a
if left in a cool place – this is
pure substance
called solidification
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Parent category: Miscellaneous