Q: The visible surface of the sun is called what?


Read this paragraph and choose the correct option from the provided answers:

The photosphere is the visible surface of the Sun ( Figure below ). It's the part that we see shining. Surprisingly, the photosphere is also one of the coolest layers of the Sun. It is only about 6000 degrees C.

 Choices:

- Corona

- Radiative Zone

- Chromosphere

- photosphere


A:
photosphere