Given the Presence of Dust Throughout the Disk of the Milky

question 18

Multiple Choice

Given the presence of dust throughout the disk of the Milky Way Galaxy, what is the best technique for learning about more distant regions of our galaxy's disk.

• A) look for blue radiation from stars and nebulae, since the light is reddened
• B) look for red light from stars and nebulae
• C) look for radiation at long wavelengths, for example in the infrared region of the spectrum
• D) look for HII regions, whose high-energy radiation penetrates dust
• E) send a spacecraft to Pluto, from where we can see above the Galaxy's disk

---

Definitions:

Role-Playing

A method of learning or therapy in which individuals assume roles and act out characters in specified situations.

Nicholas Spanos

A psychologist known for his research on hypnosis, particularly in the context of social and cognitive psychology, challenging views on hypnotic phenomena as being primarily due to social and situational factors.

Unconscious Conflicts

Internal struggles in the mind that occur below the level of conscious awareness, often stemming from unresolved emotions or desires.

Anxiety Disorders

A group of mental health disorders characterized by significant feelings of anxiety and fear, impacting daily functioning.