Examlex
The figure below shows a single lens with two rays of white light incident on it from the left. Sketch the paths of the blue, yellow, and red components of each of these rays to the point where the light from the upper and lower rays would meet.
Production Possibilities Curve
A graphical representation showing the maximum number of goods or services that can be produced with a given set of resources and technology.
Resources Are Scarce
The principle that the availability of natural, human, and capital resources is limited, necessitating choices about their allocation and use.
Normative Statements
Statements that express opinions on how the world ought to be, involving value judgments rather than factual claims.
Expressions Of Facts
Statements that aim to convey information about reality or actual events without alteration.
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