1. Give some everyday examples of heat transfer by convection and radiative transport. 2. What do astronomers mean by “a model of the Sun”? 3. Why do thermonuclear reactions in the Sun take place only...

1. Give some everyday examples of heat transfer by convection and radiative transport.

2. What do astronomers mean by “a model of the Sun”?

3. Why do thermonuclear reactions in the Sun take place only in its core?

4. Describe the Sun’s interior, including the main physical processes that occur at various depths within the Sun.