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How do human-built nuclear power plants on Earth generate energy?
Cross-sectional Study
A type of observational study that analyzes data from a population, or a representative subset, at a specific point in time.
Cohort Effects
Differences observed in a study that are due to the characteristics of the group of participants, not the effect of the experiment itself.
Developmental Age
A measure of a child's growth or maturity level, which may differ from their chronological age.
Cross-sectional
A type of study or analysis that examines data collected at a single point in time from participants who vary in age, experience, or other factors.
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