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Related Flashcards
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Cards In This Set
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The study of matter and the changes it undergoes
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Chemistry
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Systematic approach to research
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Scientific Method
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Consisting of general observations about the system
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Qualitative Data
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Compromising numbers obtained by various measurements of the system
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Quantitative Data
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Tentative explanation for a set of observations
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Hypothesis
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A concise verbal or mathematical statement of a relationship between phenomena that is always the same under the same conditions
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Law
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A unifying principle that explains a body of facts and/or those laws that are based on them
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Theory
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Anything that occupies spaces and has mass
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Matter
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A form of matter that has a definite (constant) composition and distinct properties
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Substance
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A combination of two or more substances in which the substances retain their distinct identities
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Mixture
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The composition of the mixture is the same throughout
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Homogeneous Mixture
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Composition of the mixture is not uniform
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Heterogeneous Mixture
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A substance that cannot be separated into simpler substances by chemical means
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Element
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A substance composed of atoms of two or more elements chemically united in fixed proportions
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Compound
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Can be measured and observed without changing the composition or identity of a substance
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Physical Property
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