Podcast
Questions and Answers
What is the approximate percentage of helium in the core of the Sun?
What is the approximate percentage of helium in the core of the Sun?
- 64% (correct)
- 24%
- 75%
- 35%
Which layer of the Sun extends from the center to about 138,000 km and is where nuclear fusion occurs?
Which layer of the Sun extends from the center to about 138,000 km and is where nuclear fusion occurs?
- Convective zone
- Radiative zone
- Core (correct)
- Chromosphere
What is the main process by which the Sun produces energy?
What is the main process by which the Sun produces energy?
- Convection
- Radiative diffusion
- Nuclear fusion (correct)
- Photons absorption
Which layer of the Sun has a temperature of about 7 million degrees Celsius and takes photons almost 200,000 years to travel through?
Which layer of the Sun has a temperature of about 7 million degrees Celsius and takes photons almost 200,000 years to travel through?
Which layer of the Sun's atmosphere is visible during total eclipses and has a temperature much hotter than the surface of the Sun?
Which layer of the Sun's atmosphere is visible during total eclipses and has a temperature much hotter than the surface of the Sun?
What is the total number of layers in the Sun's structure?
What is the total number of layers in the Sun's structure?
Which layer of the Sun is primarily responsible for the Sun's energy production?
Which layer of the Sun is primarily responsible for the Sun's energy production?
Which layer of the Sun is directly above the photosphere?
Which layer of the Sun is directly above the photosphere?
What are prominences in relation to the Sun?
What are prominences in relation to the Sun?
In terms of chemical composition, which element is most abundant in the Sun?
In terms of chemical composition, which element is most abundant in the Sun?
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