****Please do not use other source
than the following:
https://openstax.org/books/astronomy/pages/16-thinking-ahead
How do we know the age of the Sun?
Describe in your own words what is
meant by the statement that the Sun is in hydrostatic equilibrium.
Two astronomy students travel to
South Dakota. One stands on Earth’s surface and enjoys some sunshine. At the
same time, the other descends into a gold mine where neutrinos are detected,
arriving in time to detect the creation of a new radioactive argon nucleus.
Although the photon at the surface and the neutrinos in the mine arrive at the
same time, they have had very different histories. Describe the differences.
What conditions are required
before proton-proton chain fusion can start in the Sun?
Describe the two main ways that
energy travels through the Sun.
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