Which of the Following Statements About the Density Wave Model

question 44

Multiple Choice

Which of the following statements about the density wave model for spiral arms is FALSE?

• A)Material,once it enters a spiral arm,remains there permanently
• B)Star formation occurs in spiral arms
• C)Once started,spiral structure lasts a long time
• D)Spiral arms are not winding up as time passes

---

Definitions:

Voluntary Action

Actions initiated and controlled by an individual's conscious choice, contrasting with involuntary or reflexive movements.

Broca's Area

A region in the frontal lobe of the dominant hemisphere of the brain linked to speech production and language processing.

Motor Representation

the neural basis of the planning and execution of movement, residing in the brain's motor cortex.

Temporal Lobe

A region of the brain located beneath the temples, involved in processing auditory information and encoding memories.