What Was Especially Noteworthy About the Sagittarius Dwarf Galaxy When

question 29

Multiple Choice

What was especially noteworthy about the Sagittarius Dwarf Galaxy when it was discovered among the small galaxies near the Milky Way?

• A) it was so large in mass, astronomers could not understand how the Milky Way wasn't flying toward it
• B) it had a supermassive black hole in the center much larger than the Milky Way's
• C) it was rotating so quickly that it could not hold together for very long
• D) it was on a collision course with the Milky Way and would be swallowed by it eventually
• E) it was made entirely of dark matter and so could not be seen on any photographs

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Definitions:

Anorexia Nervosa

An eating disorder characterized by an obsession with body weight or shape, leading to severe restrictions on food intake and often significant weight loss.

Eating Disorder

A group of serious conditions in which an individual is preoccupied with food and weight, leading to unhealthy eating habits and potentially life-threatening health problems.

Starvation

A severe deficiency in caloric energy intake, below the level needed to maintain an organism's life.

Binge-eating Disorder

A disorder characterized by repeated episodes of eating large quantities of food (often quickly and to the point of discomfort), usually accompanied by feelings of loss of control and distress.