The Cosmic Background Radiation Is

question 102

Multiple Choice

The cosmic background radiation is

• A) the flux of visible radiation contributed to empty space by all visible stars in the universe.
• B) the beam of atomic nuclei,also known as cosmic rays,which rain down continuously on Earth from all directions in space.
• C) the radio noise generated by Earth-bound transmitters,spreading out into space since about 1920.
• D) low-intensity radio noise,with a 3 K blackbody temperature,almost uniform in intensity in all directions.

---

Definitions:

International Monetary Fund

An international organization created to promote global monetary cooperation, secure financial stability, facilitate international trade, promote high employment and sustainable economic growth, and reduce poverty around the world.

Government Subsidies

Financial support from a government to individuals, organizations, or industries, aimed at promoting economic activities, reducing costs, or supporting public interest goals.

International Aid

Financial or material assistance provided by countries or international organizations to support development or relief efforts in other countries.

Relative Worth

refers to the value or importance of something in comparison to other things, often in contexts of evaluating contributions or rewards.