Many Disk Galaxies, Such as Andromeda and the Milky Way

question 35

Multiple Choice

Many disk galaxies, such as Andromeda and the Milky Way, are thought to have extended halos of dark matter because the disk circular orbital speed is observed to ____________ increasing distances from the disk center.

• A)stay constant with
• B)decrease with
• C)be totally absent at

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Definitions:

Hidden Agendas

Secret or unspoken motives or intentions behind certain actions or decisions, often diverging from the stated objectives.

Cooperative Group

A group of individuals working together towards a common goal or objective, emphasizing collaboration and mutual support.

Competition

A situation in which individuals or entities vie for the same objective or resource that is in limited supply.

Competitive Group

A collection of individuals or entities that compete against each other in a specific domain or activity, aiming for superiority or victory.