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We Detect Neutral Gas in the Interstellar Medium by Looking

Question 63

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We detect neutral gas in the interstellar medium by looking for radiation at 21 cm that arises when


A) an electron moves from the We detect neutral gas in the interstellar medium by looking for radiation at 21 cm that arises when A) an electron moves from the to state in a hydrogen atom. B) an electron is ionized from a hydrogen atom. C) carbon monoxide (CO) gas is excited by stellar radiation. D) the spin of an electron flips and aligns with the spin of a proton in a hydrogen atom. to We detect neutral gas in the interstellar medium by looking for radiation at 21 cm that arises when A) an electron moves from the to state in a hydrogen atom. B) an electron is ionized from a hydrogen atom. C) carbon monoxide (CO) gas is excited by stellar radiation. D) the spin of an electron flips and aligns with the spin of a proton in a hydrogen atom. state in a hydrogen atom.
B) an electron is ionized from a hydrogen atom.
C) carbon monoxide (CO) gas is excited by stellar radiation.
D) the spin of an electron flips and aligns with the spin of a proton in a hydrogen atom.

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