Science, Matter, Energy Chapter 1
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Chemistry
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a scientific discipline which is devoted to the study of matter and enegy.
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Theory
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a hypothesis that has been tested and and validated over a long period of time
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Experiments
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most important to chemical discovery
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Technology
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The physical application of scientific knowledge towards the production of goods to improve humanities standard of living
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Fact
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A valid observation about some natural phenomenon
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Science
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study in which we atempt to organize and explain information the information is about ourselves and our environment
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Scientific Discipline
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Branch of Science that is limited in scope to make science more manageable
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hypothesis
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the effort to explain a fact(valid observation)
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Scientific fact
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reproductile single piece of information objective and verifiable. (single observation)
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Scientific Law
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looking a number of observations(facts/data) and making a general statements based upon the themes or patterns of the observations (facts/date)
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Scientific hypothesis
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attempt to explain the scientific law
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Scientific Theory
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A hypothesis that has been accepted by the scientific community after being tested alot over a long period of time and validated
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Solid
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Physical state of matter with a definite shape and a definite volume
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Liquid
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Physical state of matter with an indefinite shape and a definite volume
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Gas
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Physical state of matter with an indefinite shape and an indefinite volume
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Sublimation
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Physical change of matter from a solid to a gas
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Deposition
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Physical change of matter from gas to a solid
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Melting
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Physical change of matter from solid to a liquid
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Freezing
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Physical change of matter from a liquid to a solid
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Condensation
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Physical change of matter from a gas to a liquid
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Evaporation
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Physical change of matter from liquid to a gas
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Physical change
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appearance of the matter changes but not the composition
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Scientific
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Information that is object and verifiable by using the five senses as a basis.
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Scientific Research
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The process of methodical investigation into a subject in order to discover new information about the subject.
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The two types of scientific research
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Basic scientific research and Applied scientific research
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Basic Scientific Research
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Major focus in the discovery of new fundamental information about humans and other living organisms and the universe in which they live.
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Applied Scientific Research
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Major focus is the discovery of useful products and processes that can be used to benefit human kind.
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Scientific Method
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Identify problem collect data through observation analyze and organize data suggest explanations experiment propose explanation(tell whether hypothesis is correct or incorrect)
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Experiment
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well defined, controlled procedure for obtaining information about a system understudy.
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Qualitative data
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Non-numerical data consisting of general observations about a system under study
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Quantitative data
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numerical data obtain by various measurements on a system under study
