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States of Matter

Properties of Solids, Liquids and Gases
Learn the properties of the three states of matter.

Properties of Solids, Liquids and Gases Animated Lesson and Test

The Particle Theory
Learn how to use the Particle Theory to explain the properties of solids, liquids and gases.

The Particle Theory Animated Lesson and Test

Change of State - Water
Understand what happens when a substance changes state.

Change of State - Water Animated Lesson and Test

Melting and Boiling Point
Understand what happens, in terms of energy and particle movement, when a substance changes state.

Melting and Boiling Point Animated Lesson and Test

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