Question

which statements describe the sun? check all that apply. it is the center of the solar system it is made up mostly of gases, not solids. it is ancient, at over 10 billion years old. it is the most massive object in the solar system. it is composed mostly of oxygen and nitrogen.

Explanation:

The Sun is center of solar - system, mostly gas, most massive. It's about 4.6 billion years old and composed mainly of hydrogen and helium.

Answer:

It is the center of the solar system
It is made up mostly of gases, not solids
It is the most massive object in the solar system