Eight grade students are classifying stars by physical properties. They already learned that Betelgeuse is a cool, bright star. Which of the following are additional physical properties that could be used by the students to classify Betelgeuse?

Answer: b
Explanation:
But I’m reporting you becuase that is a map test question
Some other physical properties that can be used to classify a star include Rotation and Age.
The age of a star can also be used to describe it because stars undergo various changes as they age. Rotation and Age are therefore useful when classifying stars.
In conclusion, option B is correct.
Find out more on physical properties of stars at https://brainly.com/question/12745852.