H-R Diagram SLA Questions

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Science
•
6th - 8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the H-R diagram?
Back
The H-R diagram, or Hertzsprung-Russell diagram, is a scatter plot of stars showing the relationship between their absolute magnitudes or luminosities versus their stellar classifications or effective temperatures.
2.
FLASHCARD QUESTION
Front
Where are most stars located on the H-R diagram?
Back
Most stars are located on the main sequence of the H-R diagram.
3.
FLASHCARD QUESTION
Front
What type of stars are found in the upper left of the H-R diagram?
Back
The upper left of the H-R diagram is where the hottest and brightest stars, known as supergiants, are located.
4.
FLASHCARD QUESTION
Front
Where on the H-R diagram are white dwarfs found?
Back
White dwarfs are found in the lower left of the H-R diagram.
5.
FLASHCARD QUESTION
Front
What stage of a star’s life involves hydrogen fusion in its core?
Back
The main sequence stage of a star's life involves hydrogen fusion in its core.
6.
FLASHCARD QUESTION
Front
What are blue giants?
Back
Blue giants are massive stars that are very hot and bright, located on the upper left of the H-R diagram.
7.
FLASHCARD QUESTION
Front
What does the presence of red dwarfs indicate on the H-R diagram?
Back
Red dwarfs are small, cool stars found in the lower right of the H-R diagram, indicating they are long-lived and burn their fuel slowly.
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