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15 Cards in this Set

  • Front
  • Back
What is Matter?
The physical material that makes up the universe; anything that has mass and occupies space
What is Chemistry?
The study of the nature, properties, and transformations of matter
A characteristic useful for identifying a substance or object
Physical change
A change that does not affect the chemical makeup of a substance or object
Chemical change
A change in the chemical makeup of a substance
Change of state
The conversion of a substance from one state to another--for example, from liquid to a gas
Has a definite volume and a definite shape that does not change regardless of the container in which it is placed.
Has a definite volume but an indefinite shape
*Has neither a definite volume nor a definite shape
*Takes shape and volume of vessel
What are the three states of matter?
The physical state of a substance as a solid, liquid, or gas.
Pure substance
A substance that has a uniform chemical composition throughout
A blend of two or more substances, each of which retains its chemical identity
A fundamental substance that cannot be broken down chemically into any simpler substance
Chemical compound
A pure substance that can be broken down into a simpler substances by chemical reactions
A starting substance that undergoes change during a chemical reaction.