If you wanted to observe stars behind a molecular cloud, in what wavelength of light would you most likely observe?
A) ultraviolet
B) visible
C) infrared
D) X-ray
E) gamma-ray
Answer: C
If you wanted to observe stars behind a molecular cloud, in what wavelength of light would you most likely observe?
A) ultraviolet
B) visible
C) infrared
D) X-ray
E) gamma-ray
Answer: C