The layer present between photosphere and the corona is__________.

In __________ layer of sun, energy is generated by nuclear fusion.

In the photosphere________________.

The scientific study of the universe is called _________.

_________has the shortest wavelength.

___________is the central part of Sun.

• Sunspots are phenomena on the Sun's photosphere that appear as temporary dark spots.
• A radiation zone, or radiative region is a layer of a sun's interior.

The ________ is nothing but everything we can feel, touch, sense, measure, and detect.

Cycles of sunspot maximum occur around every ___________.

• The solar cycle affects activity on the surface of the Sun, such as sunspots which are caused by the Sun's magnetic fields.

The _________ is the average distance between Earth and the Sun.

_________ is used to study far away objects.

Universe started by massive explosion called_________________.

Sun rotates___________.

___________is the outer atmosphere of Sun.

• Core is the innermost portion of star(sun or planet).
• A radiation zone, or radiative region is inner layer of a solar interior.
• The convection zone is the outer-most layer of the solar interior. 

__________ is the study of the origin, characteristics, processes, and evolution of the universe.

Observe the image and select the correct answer.

In the given diagram _______ is a crust.