How Do Large Mass Stars in the Upper Region of the Main

question 29

Multiple Choice

How do large mass stars in the upper region of the main sequence produce energy?

• A) by fusing hydrogen using the proton-proton chain
• B) by fusing hydrogen using the CNO Cycle (carbon-nitrogen-oxygen)
• C) by fusing hydrogen using both the CNO Cycle and the proton-proton chain
• D) by fusing hydrogen using the HNO Cycle (hydrogen-nitrogen-oxygen)
• E) by fusing helium using the HeNO Cycle (helium-nitrogen-oxygen)

---

Definitions:

Making Money

The process of earning a profit or generating income through various means, such as employment, investment, or operating a business.

Networked Cultures

The concept of interconnected cultures through technology, emphasizing the global communication and exchange of ideas facilitated by the internet.

Trust

The dependence on the integrity, ability, honesty, and reliability of someone or something else.

Communication

The act of transmitting thoughts, processes, and ideas through a variety of channels.