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36 Cards in this Set
- Front
- Back
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Atom
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the smallest unit of an element that maintains the chemical properties of that element
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Cell
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in biology, the smallest unit that can perform all life processes; cells are covered by a membrane and contain DNA and cytoplasm
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Control Group
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in an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor
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Dependent Variable
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in an experiment, the factor that changes as a result of manipulation of one or more other factors (the independent variables)
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Experiment
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a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth
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Experimental Group
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in an experiment, a group that is identical to a control group except for one factor and that is compared with the control group
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Extrapolate
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extend (a graph, curve, or range of values) by inferring unknown values from trends in the known data
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Hypothesis
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a testable idea or explanation that leads to scientific investigation
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Independent Variable
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in an experiment, the factor that is deliberately manipulated
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Inference
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conclusion reached on the basis of evidence and reasoning
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Interpolate
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insert (an intermediate valure or term) into a series by estimating or calculating it from surrounding known values
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Molecule
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a group of atoms that are held together by chemical forces; a molecule is the smallest unit of matter that can exist by itself and retain all of a substance's chemical properties
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Observation
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the process of obtaining information by using the sense; the information obtained by using the sense
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Organ
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a collection of tissues that carry out a specialized function of the body
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Organ System
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a group of organs that work together in performing vital body functions
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Organelle
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one of the small bodies that are found in the cytoplasm of a cell and that are speicalized to perform a specific function
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Organism
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an individual animal, plant, or single-celled life form
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Prediction
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a statement made in advance that expresses the results that will be obtained from testing a hypothesis of the hypothesis is supported; the expected outcome if a hypothesis is accurate
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Qualitative
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relating to, measuring, or measured by the quality of something rather than its quantity
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Quantitative
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relating to, measuring, or measured by the quantity of something rather than its quality
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Random Sampling
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a sample grabbed at random
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Theory
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a system of ideas that explains many related observations and is supported by a large body of evidence acquired through scientific investigation
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Tissue
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a group of similar cells that perform a common function
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a/an
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not, without
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bios
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life, living things
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cent
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hundredth
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cyto
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cell
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ex
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out
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geo
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earth
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kilo
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thousand
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micro
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small
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milli
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thousandth
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nano
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small, billionth
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ology
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study of
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script
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write
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vita
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life
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