The More Baryons There Are in the Universe (A Higher

question 109

Multiple Choice

The more baryons there are in the universe (a higher density of baryonic matter) , the lower the ratio of deuterium to hydrogen is. Therefore, if Harry measures a higher ratio of deuterium to hydrogen than Sally, Harry infers

• A)a lower density of baryons than Sally.
• B)a higher density of baryons than Sally.
• C)the same density of baryons as Sally.

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Definitions:

Inflation Expectations

The rate at which people expect the general price level of goods and services to rise in the future.

Housing and Financial Crisis

A period marked by severe disruptions in the availability of credit, widespread foreclosures, and plummeting housing prices, typically leading to a long-term economic downturn.

World Prices

The prices of goods and services as determined on the global market, influenced by global supply and demand.

Inflation Rate

The velocity with which the average cost figures for goods and services ramp up, undercutting the efficiency of consumer expenditure.