In the visualization comparing the Sun to a marble, what object represents a Bright Giant?
Answer
A medium basketball
To illustrate the dramatic, yet comparative, size difference between evolved stars, an analogy using common objects is employed. If the Sun, a main-sequence star, is represented by a small marble, a bright giant is depicted as significantly larger, comparable in size to a medium basketball. This places it substantially larger than the Sun/marble, but visibly smaller than a typical red giant, which might be represented by a large beach ball, emphasizing that the bright giant stage precedes the maximum expansion achieved by the largest stellar remnants.

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