Examlex
If marginal cost is above the average variable cost, then average variable cost is decreasing.
Streamlined Body
A body shape designed to reduce resistance to motion through fluid (water or air), making it easier for the organism or object to move efficiently.
Friction
The resistance that one surface or object encounters when moving over another, caused by the interactions of the surfaces' microscopic irregularities.
Adaptation
The process by which organisms adjust and change over time in response to environmental changes, enhancing survival and reproductive success.
Swim
The act of moving through water by using the limbs, tail, or other bodily movements.
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