Author Question: Why are dark dust clouds largely misnamed? A) It is ice, not dust, which make them look dark. B) ... (Read 68 times)

schs14 · **on:** Jul 27, 2018

Why are dark dust clouds largely misnamed?

A) It is ice, not dust, which make them look dark.
B) Dust clouds do radiate energy, but not as much light as the stars do.
C) The cloud is an illusion, for the dust is evenly distributed around the Galaxy.
D) They contain much more gas than dust.
E) All of the above are correct.

Question 2

What role did Princeton astronomers play in the research on the Big Bang?

What will be an ideal response?

cloudre37 · **Reply #1 on:** Jul 27, 2018

Answer to Question 1

D

Answer to Question 2

Even before Bell Labs found it, they predicted the existence of the cosmic microwave background radiation.