Examlex
The slope of a velocity vs.time graph is the acceleration.
Increase
A rise or growth in quantity, size, intensity, or some other measure.
Population Density
The number of individuals of a species per unit of area or volume at a given time.
Individuals
Separate and distinct organisms or entities, often used in the context of discussing a single member of a species.
Natural Selection
The process by which traits become more or less common in a population due to consistent effects upon the survival or reproduction of their bearers.
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