Astronomy 3 pages

Question Description

please include both question and answer in document :)

  1. What are the six regions of the Sun?
  2. What is nuclear fusion? What role does nuclear fusion play in the Sun?
  3. How are sunspots and solar flares similar? How are they different?
  4. What is a solar eclipse?


  1. Imagine that you are traveling in a spaceship to the center of the Sun. What would you experience and see in each of the Sun's regions?
  2. What is the proton-proton chain reaction? Describe this process.
  3. How does the Sun manage to maintain an environment in its core that is conducive to nuclear fusion?
  4. As the Sun ages, what will happen to life here on Earth? Why?
  5. How can solar weather affect our lives on Earth?

Final Answer


Surname 1
Student’s Name
Astronomy 7 Text Questions
What are the six regions of the Sun?
There are six layers that form the sun. These layers include the corona, chromosphere,
photosphere, convention zone, radiative zone and the core.
Corona. This layer forms the outer atmosphere of the sun.
Chromosphere. This is a reedy layer just beneath the corona. It is approximately 30,000
kilometers thick.
Photosphere. This is the part of the sun that can be seen from the surface of the earth. In other
words, it is the sun’s visible part.
Convention zone. This is the region in which there is circulation of gases. This part of the sun is
approximately 200,000 kilometers thick.
Radiative zone. This is the densest part of the sun. It stretches to about 300,000 kilometers of
Core. This forms the central part of the sun. It is at the core that the energy of the sun is

Surname 2
What is nuclear fusion? What role does nuclear fusion play in the Sun?
By definition, nuclear fusion refers ...

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