Name: Date: Per. Part of the universe that has __________ & _________ uniform throughout, appears to be one thing non-uniform, contains regions with different properties than other regions Matter with the same composition throughout; pure in nature Two or more materials; not distributed evenly; separated by physical means Two or more materials; even distribution even distribution of matter; can be separated by physical means two or more atoms combined chemically; always in the same ratio composed of one kind of atom States (Phases) of Matter State Solid Liquid Gas Shape Keeps Shape Takes Shape of Container Takes Shape of Container Volume Compress Flow Keeps Volume Keeps Volume No No No Yes Takes Volume of Container Yes Yes Properties & Changes of Matter Properties – _________________________ __________________________________ 2 Types of Properties 1) ______________ PROPERTIES Describe ______________ Can be observed anytime Examples: _________, _________, taste, texture, hardness, surface tension, ____________,melting point or boiling point 2) ______________ PROPERTIES ___________ _____________ Ex. _______ ________ Can be only observed during ________ _________ Changes – _________________________ __________________________________ – 2 Types of Changes 1) ______________ CHANGE Change of _______ (_______) or shape Ex: __________ or breaking glass _____ new substance formed Retains __________ ___________ 2) ______________ Change ______ substance formed Products have new __________, new ___________ EVIDENCE FOR CHEMICAL CHANGE 1. 2. 3. 4. 5. ________ ________ _____ __________ Disappearance of substance Appearance of substance Release of _________ if heat = ___________ 6. Absorption of ________ if heat = ___________ 7. __________