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A rock attached to a string swings in a vertical circle. Which free-body diagram could correctly describe the force(s) on the rock when it is at the lowest point, where is the normal force,
is weight, and
is tension?
Social Science
The study of human society and social relationships, encompassing disciplines like psychology, sociology, and economics.
Marginal Cost
The change in overall cost resulting from the production of an additional unit.
Marginal Benefit
The gain in satisfaction or usefulness from consuming or producing a further unit of a good or service.
Rational Choice
A theory in economics and sociology that states individuals choose the most advantageous option considering the costs and benefits.
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