changes n properties vocab

A complete set of vocabulary flashcards covering terms, definitions, state changes, and properties of matter based on the lecture notes.

Particle

Very small piece of matter; particles are composed of atoms

Atom

Tiny pieces of matter that compose particles

Physical Change

Occurs when a substance changes its appearance or form, but not its particle structure

Chemical Change

Occurs when a substance changes into another substance by changing its particle structure

State Change

Change between the solid, liquid, or gas state of a substance

Melting

Solid to liquid

Freezing

Liquid to solid

Evaporating

Liquid to gas

Condensing

Gas to liquid

Sublimation

Solid to gas

Deposition

Gas to solid

Precipitate

An insoluble solid substance formed in a chemical reaction between solutions

Physical Property

Properties that can be measured or observed without changing the particle structure of the substance

Chemical Property

Properties that describe the ability of a substance to undergo a chemical change (change in particle structure)

Intensive Property

Physical properties that do not change when the amount of the substance changes

Extensive Property

Physical properties that do change when the amount of the substance changes