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Physical Properties
Physical Properties• Lkajds lkj flkj • A;lksjfl;ksdjfl;• ;oalsjkf ;lksdj f;ls
• A;lksdjfkalsdjfl;ak• ;aildksjl;ksdfj• lkajdsgkah
PhysicalProperties
Physical Properties
A characteristic of a substance that can be
observed WITHOUT CHANGING the substance into something else.
Physical Properties
Use your 5 senses to identify
them
Physical PropertiesEXAMPLES
color, texture, smell,
hardness, luster,
density, volume
Physical PropertiesEXAMPLES
malleability, conductivity, boiling point, freezing point
Physical Properties
Malleability
DensityConductivity
Luster
Chemical Properties
Chemical Properties• ;lksedjf ;sakjf ;esdrklfj • ;lksdjg oldfjkg • ;arsdj fo;dkj• ‘asdlkjg dfl• ‘oidfjk ‘;• Soidkfjg ‘• Soidgj
ChemicalProperties
Chemical Properties
The ability of a substance to
INTERACT with another
substance
Chemical PropertiesEXAMPLES
Flammability -ability to burn easilyOxidation -ability to rust Combustibility -ability to burn or explode
Chemical Properties
Ability to Burn
Combustibility
Ability to Oxidize
Physical Change
Physical Change• L’skdf olerkf ;eklrj • [‘perjog ‘w• Olerjg • Ewrg • Perolg ]• P[]’[pko orjgior
PhysicalChanges
Physical Changechange that alters
the form or appearance of a
material but does NOT make the material into
another substance
Physical Change
No new substance is
formed; it stays the
same
Physical ChangeEXAMPLES
tearing paperchopping wood
freezing of water
Melting ice
Physical ChangeEXAMPLES
making quesomaking Kool-
Aidgetting a hair
cut
Physical Change
Chemical Change
Chemical Change• Lkajds lkj flkj • A;lksjfl;ksdjfl;• ;oalsjkf ;lksdj f;ls
• A;lksdjfkalsdjfl;ak• ;aildksjl;ksdfj• lkajdsgkah
ChemicalChanges
Chemical Changea change in matter that
produces a new substance at the molecular level
Chemical ChangeEXAMPLES
milk souringwood burningcooking food
Chemical ChangeEXAMPLES
Metal rusting Silver or copper tarnishingFood digestingFood ripening
Chemical Change