-The above image is a/an _________ wavelength image of a reflection nebula.
A) infrared
B) visual
C) radio
D) X-ray
Correct Answer:
Verified
Q69: _ is the resistance of a gas
Q70: _ appear reddish in color due to
Q71: Stars are born in _.
A)molecular clouds
B)atomic hydrogen
Q72: Energy transport by _ is important when
Q73: How long can a 1-solar-mass star live
A)0.5
Q75: The pressure of an interstellar gas cloud
Q76: The interstellar medium is made of _.
A)gas
B)dust
C)gas
Q77: A spectral line produced in the atmosphere
Q78: To initiate star formation in a cloud,
Q79: How long can a four-solar-mass star live
A)1
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