On the H- R Diagram, White Dwarfs Sirius B and Procyon

question 6

Multiple Choice

On the H- R diagram, white dwarfs Sirius B and Procyon B lie

• A) at the top right.
• B) close to the Sun, near the center.
• C) at the lower left.
• D) at the lower right.
• E) at the top left.

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Definitions:

Multifidus

The multifidus is a deep muscle of the back that stabilizes the vertebrae during movement and helps maintain proper posture.

Psoas Minor

A slender muscle of the human body, located anterior to the psoas major muscle, that plays a role in flexing the lumbar region of the vertebral column.

Trapezius

A large, triangular muscle extending over the back of the neck and shoulders, involved in moving, rotating, and stabilizing the scapula and extending the neck.

Scapula

A flat, triangular bone located in the upper back, commonly known as the shoulder blade, that connects the humerus with the clavicle.