The Expansion of the Universe Will Eventually Render the CMB

question 51

Multiple Choice

The expansion of the universe will eventually render the CMB invisible because its photons will

• A) have wavelengths that will exceed the size of the observable universe.
• B) be swamped by the light from the ever-increasing star formation rates in the universe.
• C) not have enough energy to escape the gravity of degenerate stellar remnants.
• D) all combine and again produce pairs of massive particles.
• E) not escape the strong gravity of supermassive black holes the size of galaxy clusters.

Distinguish between ordinary annuities and annuities due.

Understand the impact of compounding frequency on investment growth and loan costs.

Use provided tables or formulas for present value and future value calculations.

Analyze and determine the interest rate necessary to meet a financial objective.

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Definitions:

Demand D1

A term that might be used in economic models or discussions to refer specifically to a particular demand curve or demand scenario.

Supply S1

Denotes a point or level of supply within a market for a specific good or service.

Equilibrium Wage

The wage rate at which the quantity of labor demanded equals the quantity of labor supplied; the market wage rate at which the labor market clears.

Labor Demand

The total amount of workers that employers are willing and able to hire at a given wage level in a certain time period.