Spelke Posited That a Primitive Theory of Physics Is Present

question 113

Multiple Choice

Spelke posited that a primitive theory of physics is present at what age?

• A) birth
• B) 18 months
• C) 3 years
• D) 6 months

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Definitions:

Total Utility

The overall satisfaction or happiness a consumer receives from consuming a certain amount of goods or services.

Income

The amount of money or value received, often measured annually, from work, investments, business, etc., used to support oneself or a family.

Perfect Substitutes

Goods for which the indifference curves are straight lines; the marginal rate of substitution of one good in place of another good is constant, regardless of how much of each an individual consumes.

Consumer Equilibrium

A state where an individual consumer has optimized their utility, given their budget constraints, choosing the best possible goods or service mix.