If the Wavelength of the Background Radiation Peaked at 1

question 9

Multiple Choice

If the wavelength of the background radiation peaked at 1 µm at the time of recombination, how old was the universe then compared with its age today?

• A) one second old
• B) 1/100th of a second old
• C) 1/1,000th of a year old
• D) 3,000 years old
• E) several hundred thousand years old

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Definitions:

Usage Tax

A tax imposed on specific goods and services that is usually proportionate to the level of consumption or use.

High Variation

Refers to a wide range of values or outcomes within a set of data, indicating significant differences or fluctuations.

Low Variation

The characteristic of data or a set of values where the differences between the values are minimal, showing consistency.

P-value

The probability that observed data could have occurred by chance under a null hypothesis. It's used in hypothesis testing to determine statistical significance.