Most of the Mass of the Milky Way Is in the Form

question 52

Multiple Choice

Most of the mass of the Milky Way is in the form of

• A) stars
• B) gas clouds
• C) black holes
• D) dark matter

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Definitions:

Voluntary Muscles

Muscles whose movement can be consciously controlled, including skeletal muscles used for walking, writing, and other activities.

Cardiac Muscle

A type of involuntary striated muscle found exclusively in the heart, enabling it to contract and pump blood throughout the body.

Smooth Muscle

A type of muscle found in the walls of internal organs and blood vessels, controlled involuntarily.

ACSM

The American College of Sports Medicine, an organization focused on sports medicine and exercise science.