You Observe a Distant Galaxy, and See That Most of the Blue

question 49

Multiple Choice

You observe a distant galaxy, and see that most of the blue light is coming from regions along spiral arms and in the outer regions of the galaxy. This blue light indicates that these regions contain:

• A) likely sites for planets with life
• B) neutron stars and white dwarf stars
• C) K-type supergiants
• D) only old, low-mass stars
• E) young, massive stars

Understand the concepts of marginal and average products of labor.

Recognize how firms make decisions on output supply and production methods.

Understand the role of market price of output, input prices, and technology in determining production decisions.

Know the difference between long run and short run in economic terms.