Question

in this activity, you will describe what you just learned about nuclear fusion ar
pick the correct answer for each question.
value: 5
stars vary by
○ a. age
○ b. size
○ c. mass
○ d. all of the above

Explanation:

Stars have a wide - range of ages, from young newly - formed stars to old stars near the end of their life cycle. They also vary greatly in size, from small red dwarfs to huge supergiants. Mass is another characteristic that varies among stars, with low - mass stars being common and high - mass stars being rarer but more luminous. So stars vary by age, size, and mass.

Answer:

d. All of the above