The BN Object in the Orion Molecular Cloud Is Believed

question 35

Multiple Choice

The BN object in the Orion molecular cloud is believed to be

• A) a star cluster hidden in dust clouds.
• B) a forming star nearing the main sequence.
• C) a low-mass star fusing hydrogen in its interior.
• D) a low-density gas cloud heated by a shock wave.
• E) a black hole radiating large amounts of x-ray radiation.

---

Definitions:

Characteristics

Distinctive traits, qualities, or attributes that identify and distinguish something or someone.

Random Sample

A subset of individuals chosen from a larger set where each individual has an equal chance of being selected.

Sampling Process

The method or procedure used to select a subset of individuals from a population to represent the whole.

Nonsampling Error

Refers to the errors that arise during data collection and processing, which are not related to the act of sampling itself, such as measurement errors, processing errors, and coverage errors.