AP®︎ Psychology: Topic 3.1 Flashcards

Master key terms and definitions for Topic 3.1 of AP Psychology – Themes and Methods in Developmental Psychology to help you prep for quizzes and the AP exam.

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Term

Developmental Psychology

Definition

Study of age-related stability and change in behavior and mental processes across the entire lifespan

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Developmental Psychology
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Study of age-related stability and change in behavior and mental processes across the entire lifespan

3.1.A3.1.A.1
Chronological vs. Thematic Accounts of Development
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Chronological accounts examine what occurs across successive life periods; thematic accounts follow recurring developmental questions across the lifespan

3.1.A3.1.A.1
Stability and Change
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The theme asking which characteristics remain relatively consistent over time and which are systematically altered by maturation and experience

3.1.A3.1.A.1
Nature and Nurture
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The theme concerning how biological inheritance and environmental experience interact to influence development

3.1.A3.1.A.1
Continuous vs. Discontinuous Development
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Continuous development is gradual and cumulative; discontinuous development involves distinct stages or qualitative changes in functioning

3.1.A3.1.A.1
Stage Theory
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A theory proposing that development proceeds through an ordered sequence of stages with qualitatively different forms of functioning

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Cross-Sectional Design
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A design comparing different groups, usually different age groups, at approximately the same time, with each participant ordinarily measured once

3.1.B
Longitudinal Design
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A design that repeatedly measures the same individuals over an extended period to observe within-person stability and change

3.1.B
Cohort Effect
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An age-group difference caused by generations' differing historical or cultural experiences rather than by aging itself

3.1.B
Attrition
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Participant dropout over time in a longitudinal study, which can bias results when those who remain differ from those who leave

3.1.B
Practice Effects
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Changes in performance caused by repeated exposure to a task rather than by development in the underlying ability

3.1.B