What Is the Difference Between an Optical Double Star and a Visual

question 82

Multiple Choice

What is the difference between an optical double star and a visual binary star?

• A) An optical double is an illusion-the stars are at vast distances from each other and are not actually orbiting each other-whereas in a visual binary, the stars are actually orbiting each other.
• B) There is no difference; they are two names for the same thing.
• C) The stars in an optical double star are actually orbiting each other, whereas a visual binary is an illusion. The stars are at vast distances from each other and are not actually orbiting each other.
• D) Optical double stars can be seen as separate stars only through a telescope, whereas visual binaries can be seen with the unaided eye (e.g., the star Mizar in the Big Dipper's handle).

---

Definitions:

Personal Constructs

The cognitive structures an individual employs to interpret and predict events, central to George Kelly's Personal Construct Theory.

Reconstruction

The process of reassembling or reinterpreting past events, memories, or knowledge, often influenced by present understanding and bias.

Anticipation

The act of looking forward to something or predicting future events or reactions.

Emotionally Disturbed Soldiers

Military personnel who experience significant emotional or behavioral difficulties, often as a result of combat-related stress or trauma.