How Are Each of the Following Types of ISM Detected

question 78

Essay

How are each of the following types of ISM detected by astronomers: hot intercloud gas, H II regions, neutral hydrogen gas, and molecular clouds.

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Definitions:

Necrotization

The process of tissue death within the body, where cells in the body die off in a localized area due to disease, injury, or lack of blood supply.

Staple Extractor

A tool designed to remove staples from documents or other materials.

Staples

Thin pieces of metal used to fasten sheets of paper together, inserted through the sheets and clinched over.

Antiseptic

An agent that will prevent the growth or arrest the development of microorganisms.