What Is the Most Accurate Way to Determine the Distance

question 48

Multiple Choice

What is the most accurate way to determine the distance to a nearby star?

• A) radar ranging
• B) stellar parallax
• C) main-sequence fitting
• D) Cepheid variables
• E) Hubble's law

---

Definitions:

Schizophrenia

A mental disorder characterized by distorted thinking, perceptions, emotions, language, sense of self, and behavior.

Delusions

Fixed false beliefs that are resistant to reason or confrontation with actual fact, often found in psychotic disorders.

Schizophrenia

A persistent mental illness that disrupts the connection among thinking, feeling, and acting, causing incorrect perceptions, actions, and emotions, isolation from the actual world and personal ties in favor of fantasy and delusion, and an experience of mental disunity.

Enlarged Ventricles

A condition where the brain's ventricles are larger than normal, often associated with certain psychiatric and neurological disorders.