Post on 18-Jan-2016
Physical Properties of MATTER and Changes MATTER can undergo!!
Physical Properties of matter:Color
Density Boiling pointMelting point
OdorTaste
SolubilityEtc, etc, etc
ANY change in these is a SIGN of a CHEMICAL CHANGE (which is a reaction)!!
You can also use these to IDENTIFY the substance!!
Two types of Changes Matter can Undergo
Signs of a Physical Change:
• change in state (solidliquidgas or reverse)
• change in Size
• change in Shape
• dissolves (or mixes)
Solid to a liquid
Signs of a Chemical Change:• New substance-gas production (bubbles, foaming,
etc)
• New solid substance-precipitate
• Color changes
• Odor changes
• Temperature changes-hot or cold
• Light production