Supernova remnants differ from star forming regions because, although there is ionized hydrogen in both, supernova remnants:
A) don't look like star forming regions.
B) are much bigger than star forming regions.
C) are located far from star forming regions.
D) are more diffuse than star forming regions.
E) contain no ionizing stars.
E
You might also like to view...
The largest volcano found on one of the terrestrial planets is ____________________
Fill in the blank(s) with correct word
In terms of mass, Jupiter is made mostly of
a. rock. b. molten iron. c. water. d. hydrogen and helium. e. carbon dioxide.
Describe the appearance of each of the three types of spectra described by Kirchhoff's laws. Describe how each of the three types of spectra is formed
What will be an ideal response?
A 110-V hair dryer is rated at 1200 W. What current will it draw?
A) 0.090 A B) 1.0 A C) 5.0 A D) 11 A E) 12 A