Multiple Choice
The red color of emission nebulae comes from the ________.
A) conversion of infrared light to visible light
B) conversion of ultraviolet light to visible light
C) energy emission of hydrogen
D) energy emission of helium
E) energy emission of oxygen
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q17: What is a "main sequence star"?<br>A)a star
Q18: Most galaxies are of this type.
Q19: Our galaxy is currently absorbing other galaxies.
Q20: The point in stellar evolution when a
Q21: Label the Giant and Supergiant stars,the Main
Q24: Very large red stars,such as Betelgeuse in
Q25: What is the dominant factor in the
Q26: When viewed through an optical telescope,planetary nebula
Q27: Which of the following events is not
Q52: Which main- sequence stars are the least