When the Intensity of the Cosmic Microwave Background Radiation Is

question 65

Multiple Choice

When the intensity of the cosmic microwave background radiation is plotted against wavelength,what is the shape of the resulting curve?

• A) Emission lines from hydrogen gas,strongest and most densely concentrated in the microwave region
• B) A blackbody curve modified by many deep,overlapping absorption lines and several emission lines
• C) A composite of many overlapping blackbody curves from gas clouds of different temperatures,peaking in the microwave region
• D) An almost perfect blackbody spectrum peaking in the microwave region

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Definitions:

EBIT

A financial metric, Earnings Before Interest and Taxes, calculates a business's income by including all earnings and expenditures with the exception of those from interest and taxes.

Operating Leverage

A measure of how revenue growth translates into growth in operating income, indicating the percentage of fixed to variable costs a company has.

Variable Expenses

Costs that vary directly and proportionately with changes in production volume or business activity.

Fixed

Refers to an interest rate or investment that remains constant and does not fluctuate over a specified period.