What are the two possible explanations for not seeing something glowing brightly along every line-of-sight in the sky? I. The un

Question

4 years ago

8

What are the two possible explanations for not seeing something glowing brightly along every line-of-sight in the sky? I. The un

iverse is infinite in size and infinitely old, but dust absorbs starlight from far away stars. II. The universe has a finite number of stars. III. The universe is changing in some way as to prevent us from seeing an infinite number of stars.a) I and II
b) I and III
c) II and III
d) I, II and III

Physics

1 answer:

Lyrx [107] · Answer 1 · 2021-12-07T00:16:29+03:00

Answer:

B. I and III

Explanation:

Options I and III are correct. We are not able to view stars at all points in the night sky due to the fact that the size of the universe is infinite and the universe is made up of dust , gases, and matter. These components are able to trap starlight . Also the cosmos is constantly changing as there are interactions between bodies that make up the universe.