1 intro to physical science
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INTRODUCTIONTO
PHYSICAL SCIENCE
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An organized body of
knowledge gathered over a
long period of time to explain
the world we live in.
Knowledge which has been
classified and made available
in word, life and our search for
truth.
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It offers a way of
investigating and
building up a body of
knowledge.
It is a way of solving
problem, thus it is away of thinking.
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It comes from the Latin
word SCIRE, which
means to know.
SCIENTIA means
knowledge.
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The systematic study of the
inorganic world
A blend of chemical andphysical principles that
underlie our world and
define the nature of ourexistence.
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Any of several branches of
science, such as physics,
chemistry, and astronomy,
that study the nature andproperties of energy and
nonliving matter.
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PHYSICSdeals with the study of
matter, force and energy
and the interactionsbetween them
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CHEMISTRYdeals with the study of
composition, properties
and structure of matter
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EARTH SCIENCEdeals with the scientific
study of the earth
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Albert Einstein Sir Isaac Newton
John Dalton Alfred Wegener
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Helps us understand how
things workConcept of simple machines
to computers to power plants
Has helped make life
betterSent astronauts to moon to
developing mobile phones
Agricultural and medical
technology
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Defining Problems
Observations
Measurement
Experimentation Making Hypotheses
Developing Theories
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Identify the problem
Gather data
Formulate a Hypothesis
Testing the Hypothesis Analysis and
Interpretation of Data
Draw a conclusion orgeneralization
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Law Correlates a series of
observations
Essentially empirical Records and summarizes
concisely
Forms the results ofnumerous experiments
Directly observable
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Theory Explains observations in
terms of what is
imagined Predicts what has yet
been observed
Remains tentative untilit becomes directly
observable
Not directly observable
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Theory Explains observations in
terms of what is
imagined Predicts what has yet
been observed
Remains tentative untilit becomes directly
observable
Not directly observable
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Scientists normally do their
work as if the accepted
laws and theories were
true. But they are obliged to
keep an open mind in case
new information shouldalter the validity of any
given law or theory.