Galaxy Peculiar Velocities Are Typically About 300 Km/s

question 50

Multiple Choice

Galaxy peculiar velocities are typically about 300 km/s. How far away do you have to look in order to see galaxies recessional velocities that are 10 times this peculiar velocity?

• A) 12 Mpc
• B) 25 Mly
• C) 37 Mpc
• D) 43 Mpc
• E) 52 Mpc

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Definitions:

Economically Inefficient

A situation where resources are not allocated optimally, leading to waste or the inability to maximize value or output.

Nonrivalry

The idea that one person’s benefit from a certain good does not reduce the benefit available to others; a characteristic of a public good.

Consumption

The use of goods and services by households, often considered a primary economic indicator.

Rivals

Competitors within a market, vying for the same customers or resources in an effort to achieve economic or strategic advantages.