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Home Q & A Board Science-Related Homework Help Physics
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staedtler staedtler
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7 years ago
Which component of our Galaxy accounts for interstellar extinction, the dimming of light from distant objects?
A)   Cool hydrogen gas
B)   The so-called hidden or missing matter since its absorbing properties render it invisible in the Galaxy
C)   Molecules such as H2 and CO, which are strong absorbers, in molecular clouds
D)   Dust
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Discovering the Universe

Discovering the Universe


Edition: 7th
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discovererdiscoverer
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7 years ago
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staedtler Author
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7 years ago
On behalf of my study group and I, thank you
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