Unit 1 Vocab - Biology Flashcards Preview

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Flashcards in Unit 1 Vocab - Biology Deck (16):
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Observation

The act of noticing and describing events or processes in a careful, orderly way.

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Inference

A logical interpretation based on what scientists already know.

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Hypothesis

A scientific explanation for a set of observations that can be tested in ways that support or reject it.

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Controlled experiment

An experiment where an experimental group is compared with a control group or reject it.

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Independent variable (IV)

The variable that is varied or manipulated by the researcher.

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Dependent variable (DV)

The variable that is measured in an experiment (in response to IV).

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Control group

A group in an experiment that is taken through the entire experiment except the presence of the independent variable.

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Data

Recorded observations.

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Theory

An explanation that is broad in scope, generates new hypothesis, and is supported by a large body of evidence.

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Bias

A personal viewpoint or preference rather than scientific.

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Biology

The scientific study life.

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Model

A representation of a theory or process; it can take many forms, including diagrams, graphs, 3D objects, computer programs, or mathematical equations.

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Inductive reasoning

A type of logic in which generalizations are based on a large number of specific observations.

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Deductive reasoning

A type of logic in which specific results are predicted from a general premise.

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Quantitative observation

Observational data gatherer using measurement tools and recorded as a number.

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Qualitative observation

Observational data collected in a subjective manner or description of a variable without using numbers.