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chapter 1 vocab
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17
Science
8th Grade
09/10/2012

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Term
accuracy
Definition
the extent to which a given measurement agrees with the standard value for that measurement.
Term
precision
Definition
the extent to which a given set of measurements of the same sample agree with their mean.
Term
physical science
Definition
the study of matter energy and the changes they undergo
Term
chemistry
Definition
the stuies of th properties matter and how matter changes
Term
physics
Definition
the studies of mater and energy and how they interact
Term
quantitive observation
Definition
mesurments
Term
qualitative observation
Definition
descriptions that dont involve numbers or mesurements
Term
scientific inquiry
Definition
the different waysscientist study the natural world
Term
hypthisis
Definition
a poosible answer for a scientific question or explanation for an observation
Term
variable
Definition
factors that can chane an expirement
Term
manipulated variable
Definition
a changed variable
Term
Responding variable
Definition
a variable that is expected to change because of the manipulated variable
Term
controlled experiment
Definition
an invvestigation in whinch all variables except one remain the same
Term
data
Definition
the facts figures and other evidence gathered through observations
Term
communicating
Definition
sharing ideas and conclusions with others through writing and speaking
Term
scientific law
Definition
a statement that describes what scientist expect to happen every time
Term
scientific theory
Definition
a well tested explanation for a wide range observation or experimental results
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