AST 104 Stars and Galaxies

Important Terms for Chapter 10:

Interstellar medium (ISM)

Nebula

Emission nebula

HII Region

Reflection nebula

Interstellar reddening

Interstellar absorption lines

HI clouds

21-cm radiation

Giant molecular clouds

Herbig-Haro objects

Bipolar outflows

Nebular hypothesis

Prof. Donna Weistrop

University of Nevada, Las Vegas