Matter - CORRECT ANSWER anything that takes up space and has mass
What are the two main divisions of matter? - CORRECT ANSWER Pure substances (2) and mixtures (2)
What are chemical properties? - CORRECT ANSWER Property that becomes evident during a chemical
reaction
What are physical changes - CORRECT ANSWER changes in the physical structure of matter, the same
chemicals exist after the change
What are extensive properties? - CORRECT ANSWER properties that depend on the amount of matter
that is present and can't be used to identify a substance
What are intensive properties? - CORRECT ANSWER properties that do not depend on the amount of
matter present and can be used for identification
What is a physical change? - CORRECT ANSWER A change in a substance that does not involve a change
in the identity of the substance
What is a chemical change? - CORRECT ANSWER a change that produces matter with a different
composition than the original matter
qualitative observation - CORRECT ANSWER An observation that describes using your 5 senses. It also
uses NO numbers.
quantitative observation - CORRECT ANSWER An observation that deals with a number or amount