Author Question: The interstellar ________ absorbs light from stars and makes them appear fainter and redder than ... (Read 78 times)

sarasara · **on:** Jul 27, 2018

The interstellar ________ absorbs light from stars and makes them appear fainter and redder than they otherwise would appear.

Fill in the blank(s) with correct word

Question 2

Spectral lines are often referred to as the stars' fingerprints because:

A) fingerprints also consist of individual lines that make a pattern.
B) both are unique to their source.
C) both can be easily categorized.
D) both are characteristic of the individual that produced them.
E) All of these are correct.