The Major Reason for Differences in Temperature and Luminosities Among

question 38

Multiple Choice

The major reason for differences in temperature and luminosities among main-sequence stars is that some ____.

• A) have a higher ratio of hydrogen to helium
• B) formed earlier in the history of the Universe
• C) are more massive than others
• D) rotate faster than others

---

Definitions:

Legislative Authority

The power or right to enact laws, typically vested in a legislative body such as a parliament or congress.

Iron Triangles

Iron Triangles describe the stable, mutual relationships among regulatory agencies, interest groups, and legislative committees, leading to the implementation and perpetuation of specific policies and government actions.

Congressional Committee

A subgroup within the United States Congress tasked with specific duties, including legislation review, policy oversight, and investigations.

Executive Agency

A governmental body under the direct authority of the executive branch, responsible for administering specific legislation.