Magnitude means brightness. Absolute magnitude tells us how bright a star is. What is the brightness of a blue star in the upper left corner of your H-R Diagram? (Use the left side numbers to guide you.)

Question

(1 point)
Responses

10 to 5
10 to 5

0 to -5
0 to -5

20 to 15
20 to 15

-15 to -20
-15 to -20
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Answer 1

In the Hertzsprung-Russell (H-R) Diagram, blue stars are typically very hot and luminous. The brightest blue stars found in the upper left corner of the H-R Diagram usually have absolute magnitudes ranging between approximately -15 to -20.

So, the correct response would be: -15 to -20.