rarefied gas वाक्य

उदाहरण वाक्य

1. A typical planetary nebula is roughly one light year across, and consists of extremely rarefied gas, with a density generally from 100 to 10, 000 particles . ( The Earth's atmosphere, by comparison, contains 2.5 particles . ) Young planetary nebulae have the highest densities, sometimes as high as 10 6 particles.