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Chapter 1: The Nature of Science
Terms in this set (15)
use of evidence to construct testable explanations and predictions of natural phenomena, as well as, the knowledge generated through the process.
testable explanation of a situation or phenomena
planned and deliberate investigation of the natural world.
A process by which the procedures and results of an experiment are evaluated by other scientists who are in the same field or who are conducting similar research.
A direct method of gathering information in an orderly way.
assumption based on prior experience
A series of steps followed to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions.
procedure performed in a controlled setting to test a hypothesis and collect precise data
Group not exposed to the treatment; contrasts with experimental group and makes comparison of effect
In an experiment, the group that is exposed to the treatment, that is, to one version of the independent variable.
the one factor that can be changed in a controlled experiment; is the factor test and affects the experiment outcome.
Factor being measured in a controlled experiment; its value changes because of changes to the independent variable
A factor that remains fixed during an experiment while the independent and dependent variables change .
explanation of a natural phenomenon based on many observations and investigations over time.
A theory that has been tested by and is consistent with generations of data
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