MatterAnd Classification Flashcards
(36 cards)
Explain matter
All object consist of matter and take space and mass
Def material
Substance made out of matter
Def Streangth
If it cans support heavy load without breaking
Def thermal conductivity
If it conduct heat or not
Electrical conductivity
If it can conduct electricity or not
Brittleness
How easily it can break
Malleable
How easily it can change it’s form
Elasticity
How easily is can stretch
Magnetic or non magnetic
These it attracted metals or not metal
Density
Mass per unit of object
Mixture
Combination of two or more pure substances
Homogenous mixture
Has a uniform composition and component of the mixture cannot be seen
Heterogeneous mixture
Does not have uniform composition and component mixture can be seen
Name the two categories matter is divided in
Mixture and pure substances
Pure substances
Materials that are not a mixture
Pure substances include
Elements and compound
How to determine if substances is a pure substances
Melting and boiling point or chromatography
Melting point
Temperature which solid changes to liquid
Boiling point
Temperature at which liquid changes to gas
Chromatography
Process where substances ate divided into various components
Types of chromatography
Paper and liquid and columns
Elements
Pure substances that cannot be broken into simpler substance
Atom
Smallest particles of an element
Compound
●Consist of two or more different atoms that are chemically bonded into single substances