1. Identifying states of matter
By the end of this lesson, you will be able to…
Classify materials as solid, liquid or gas
Offer explanations to your observations.
Today’s Activities
PowerPoint Loop – which state / phase?
Identifying substances circus
Bill Nye – Phases of Matter

2. States of Matter Materials can be one of THREE states of matter: or
They have different properties. A property of a substance is just how it behaves.
Solid
Liquid
Gas

3. Solid, Liquid or Gas?
Make detailed observations and try to say why you think a substance is a solid, liquid or a gas.
Substance
Solid
Liquid
Gas
Properties 1 2 3 4 5 6 7

4. However… Some things can be mixtures of more than one state of matter.
e.g- The air around us has a combination of all three; solids (dust and soot), liquids (water) and gases (oxygen).