Which component of our Galaxy accounts for interstellar extinction-the dimming of light from distant objects? A) Molecules such as H₂ and CO,which are strong absorbers,in molecular clouds B) Dust C) The so-called dark matter,because its absorbing properties render it invisible in the Galaxy D) Cool hydrogen gas

Question

Quizplus · Accepted Answer

Dust particles in the interstellar medium are responsible for interstellar extinction. They absorb and scatter light, causing it to diminish in intensity as it travels through space.

Which Component of Our Galaxy Accounts for Interstellar Extinction-The Dimming