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Bio 1.3
Scientific Thinking and Processes
8
Biology
9th Grade
08/05/2009

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Term
observation
Definition
the use of our senses and other tools to look at and study a problem.
Term
data
Definition
recorded qualitative or quantitative observations used to report what happens in an experiment.
Term
hypothesis
Definition
a testable explanation or answer for a problem.
Term
experiment
Definition
A structured procedure scientist use for collecting information too determine cause and effect relationships.
Term
independent variable
Definition
the condition that is manipulated or changed in an experiment
Term
dependent variable
Definition
conditions that are observed and measured. These a "dependent" upon what is changed in the other variable.
Term
constant
Definition
the conditions that do not change in an experiment.
Term
theory
Definition
a hypothesis or explanation that has been tested many times with the same results.
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