Which Statement CORRECTLY Describes Our Current State of Knowledge About

question 39

Multiple Choice

Which statement CORRECTLY describes our current state of knowledge about the future expansion of the universe?

• A) The amount of matter (both visible and dark) is only 1/3 of the amount needed to halt expansion, so the expansion will continue to slow down but will never stop.
• B) The amount of matter (both visible and dark) is only 1/3 of the amount needed to halt expansion, and there is mounting evidence of a previously unknown form of energy that acts to accelerate the expansion.
• C) The amount of matter (both visible and dark) is exactly the right amount needed to halt expansion after an infinite amount of time has gone by.
• D) The amount of matter (both visible and dark) is three times the amount needed to halt expansion, so the expansion will eventually stop and the universe will begin to collapse.

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Definitions:

MRP Curve

The Marginal Revenue Product curve reflects the added revenue generated by one additional unit of input in the production process.

Labor

The exertion of mental and physical capabilities by individuals in creating goods and services.

Firm's Demand

The total quantity of a product or service that a business anticipates consumers will purchase at various price levels.

Derived Demand

Demand for a good or service that arises from the demand for another good or service; for example, the demand for steel is derived from the demand for cars.