Multiple Choice
How can the coronal gas occupy most of the space but represent only 5% of the mass?
A) It has a much lower pressure than the other components.
B) It has a much higher pressure than the other components.
C) It has a much lower temperature than the other components.
D) It has a much higher density than the other components.
E) It has a much lower density than the other components.
Correct Answer:
Verified
Correct Answer:
Verified
Q36: The composition of the interstellar dust suggests
Q37: _ require(s)that a young hot star
Q38: What type of radiation is emitted when
Q39: A balloon has a diameter of 50
Q40: Molecules emit radiation at _ wavelengths.
Q42: To an observer on Earth,dust in the
Q43: _ is the most abundant element in
Q44: Atoms of cool hydrogen emit 21-cm radiation
Q45: X-rays come from certain regions of the
Q51: The pressure of a gas depends on