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Physical Change
What is physical change?
What are particles?
What is the particle model?
What are the points of the particle model?
How are particles shaped in solids?
How are particles shaped in liquids?
How are particles shaped in gases?
Are particles able to move?
What happens when the particles in solid and liquids are heated?
What happens when the particles in solids and liquids are cooled?
How do the particles act in gases?
What happens when particles in gases are heated?
What happens when particles in gases are cooled?
What causes melting?
What causes freezing?
What causes evaporation?
What causes condensation?
What is diffusion?
How do gas particles travel during diffusion?
