Star Formation Is an Inefficient Process, with Only a Few

question 5

Multiple Choice

Star formation is an inefficient process, with only a few percent of the initial cloud fragment ending up as stars.This means the initial mass of a molecular cloud fragment that formed a 2 M_SUN star was probably close to

• A) 1 M_SUN.
• B) 50 M_SUN.
• C) 100 M_SUN.
• D) 5,000 M_SUN.
• E) 1,000,000 M_SUN.

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Definitions:

Tension

A stress that occurs when forces act to stretch an object or material, often leading to elongation or potential fracturing.

Confining Stress

The stress applied equally in all directions to a rock or soil, limiting its deformation.

Compression

This is a force or stress that reduces volume or shortens an object or material by pressing it together.

Tension

a force that stretches something, making it longer or tighter.