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chapter 1 flashcards
biology terms from section 1 chapter 1
9
Biology
9th Grade
09/14/2013

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Term
science
Definition
an organized way of gathering and analyzing evidence about the natural world.
Term
inference
Definition
a logical interpretation based on what scientists already know.
Term
observation
Definition
the act of noticing and describing events or processes in a careful, orderly way.
Term
hypothesis
Definition
a scientific explanation far a set of observations that can be tested in ways that support or reject it.
Term
controlled experiment
Definition
an experiment in which all variables should stay the same or unchange.
Term
independent variable
Definition
a variable that is delibitely changed.
Term
dependent variable
Definition
the variable that is observed and that changes in response to the independent variable.
Term
control group
Definition
is exposed to the same conditions as the experimental group except for one independent variable.
Term
data
Definition
detailed records of experimental observations; gathered information.
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