If a Quasar Has a Recessional Velocity of 2

question 13

Multiple Choice

If a quasar has a recessional velocity of 2.7 × 10⁵ km/s and is determined to be 3600 Mpc, what is the Hubble constant based on this quasar alone? Hint: Note that the units of your result should be (km/s) /Mpc to see what arithmetic process you need to perform.

• A) 50 km/s/Mpc
• B) 9.7 × 10⁸ (km/s)Mpc
• C) 75 km/s/Mpc
• D) 0.013 km/s/Mpc
• E) 273,600 km/s/Mpc

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Definitions:

Steal Items

Taking items without permission or legal right, often secretly or by force.

Prejudice

is a preconceived opinion or judgment formed without just grounds or before sufficient knowledge, often based on stereotypes and leading to discrimination.

Negative Emotions

Feelings that are typically regarded as undesirable or disadvantageous, such as sadness, anger, fear, and jealousy, often arising in response to undesirable situations or thoughts.

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Inherent inclinations or tendencies to perform certain actions or behaviors, often influenced by genetic, environmental, or psychological factors.