Basic Concepts of Matter (1)

Chemistry

Not quite remember

I easily remember

Meaning of matter

Something that has mass and occupies space

Melting

Solid to liquid

Sublimation

Solid to gas

Evaporation

Liquid to gas

Condensation

Gas to liquid

Freezing

Liquid to solid

Particles are closely packed in an orderly manner

Solid

The kinetic energy of particles is very high

Gas

Gas to solid

Deposition

Processes involving heat absorption

Melting, boiling, evaporation, sublimation

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