Wendy Measures a Recession Velocity for Two Distant Galaxies, Well

question 96

Multiple Choice

Wendy measures a recession velocity for two distant galaxies, well outside our Local Group of galaxies. Galaxy A has a recession velocity of 35,000 km/s and Galaxy B has a recession velocity of 70,000 km/s. What can she say about the distances to those galaxies?

• A)She can't say anything about the distances to Galaxy A or B.
• B)Galaxy B is twice as far as Galaxy A.
• C)Galaxy B is four times as far as Galaxy A.
• D)Galaxy A is four times as far as Galaxy B.
• E)Galaxy A is twice as far as Galaxy B.

Illustrate step-by-step mechanisms for organic reaction processes.

Describe the impact of reaction conditions on reaction mechanisms and product distributions.

Apply the concept of regiochemistry to explain product formation in organic reactions.

Understand and apply the concept of stereochemistry in predicting the outcomes of reactions.

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Definitions:

Soiled Dressing

A dressing that has been contaminated with body fluids or external debris, indicating it needs to be changed to prevent infection.

Drainage Systems

Structures and devices designed to remove excess water or fluids from an area or system to prevent accumulation and damage.

Transmission of Infection

The spread of contagious diseases from one person or organism to another by direct or indirect contact.

Hand Hygiene

Practices to clean hands for the purpose of removing soil, dirt, and microorganisms to prevent infection.