Examlex
Babe Ruth could produce two home runs in a week of play as a fielder or one win in a week of play as a pitcher. What was his opportunity cost of a week of fielding?
States
Different forms in which matter can exist, typically observed as solid, liquid, gas, and plasma.
Solid
A state of matter characterized by particles that are closely packed together, resulting in a fixed volume and shape.
Liquid
A state of matter characterized by a definite volume but no fixed shape, conforming to the shape of its container.
Direct Current
An electric current that flows in a single direction steadily, commonly used in batteries and DC power supplies.
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