Examlex
Explain how sleeping patterns differ between infancy and toddlerhood.
Positive Economics
The branch of economic study that focuses on objective analysis and descriptions of how economies work, without making value judgments.
Global Warming
The long-term rise in Earth's average temperature, primarily due to human activities like burning fossil fuels, which increases greenhouse gas levels in the atmosphere.
Empirical Measure
A quantitative measure based on observation and experimentation, as opposed to theoretical analysis.
Variable
An element, feature, or factor that is liable to vary or change; in scientific experiments, it’s something that is controlled or manipulated to test hypotheses.
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