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Unit1:intro to chem


The use of our 5 senses to gather information. observation
An observation or data that describes the qualities or characteristics of something. Examples are colors, tastes, and smells. qualitative
An observation or data that can be expressed usign numbers: something that can be counted or measured. Examples include quantity, temperature, mass and length. quantiative
Logical conclusions made from observations. inference
An educated guess. When tested, it can lead to becoming a theory. hypothesis
Tested consistent results. theory
The final summary of an experiment, (what was achieved and the results or answeres obtained during an experiment. conclusion
Detailed step by step directions to recreate an experiment. procedure
What you hope to accomplish through an experiment. purpose