Matter

the amount of matter in an object

• mass
• weight
• molecules
• atoms

solid, liquid, gas

• three amigos
• three particles in space
• powders and crystals
• three states of matter

definite volume
no definite shape

• solid
• liquid
• gas
• plasma

no definite shape
no definite volume

• solid
• liquid
• gas
• plasma

definite shape
definite volume

• solid
• liquid
• gas
• plasma

process by which a liquid changes into a gas

• sublimation
• evaporation
• condensation
• feezing

process by which a gas changes back into a liquid

• sublimation
• evaporation
• condensation
• freezing

temperature at which a liquid changes to a solid

• melting point
• boiling point
• freezing point
• condensation

temperature at which a substance changes from a liquid to a gas

• freezing point
• boiling point
• melting point
• condensation

temperature at which a solid changes to a liquid

• evaporation
• boiling point
• freezing point
• melting point