The typical size of the interstellar dust particles is _________ and they consist of __________.
A) 1 cm; silicates and carbon compounds
B) 1 mm; hydrogen and helium
C) about a micrometer or less; hydrogen and helium
D) about a micrometer or less; silicates and carbon compounds

Question

Quizplus · Accepted Answer

Interstellar dust particles are typically about a micrometer or less in size and are composed of silicates and carbon compounds.

The Typical Size of the Interstellar Dust Particles Is _________