Life Cycle of Stars, HR Diagram & EMS Review

Flashcard
•
Science
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What happens to the most massive stars when they die?
Back
They may become a black hole.
2.
FLASHCARD QUESTION
Front
What element fuels Betelgeuse, a Supergiant star, according to the HR diagram?
Back
Helium.
3.
FLASHCARD QUESTION
Front
What two things are measured on the HR Diagram?
Back
Brightness and temperature.
4.
FLASHCARD QUESTION
Front
What is the HR diagram NOT useful for studying?
Back
Location.
5.
FLASHCARD QUESTION
Front
How many blue Main Sequence stars are indicated on the HR diagram?
Back
4.
6.
FLASHCARD QUESTION
Front
What is a black hole?
Back
A region in space where the gravitational pull is so strong that nothing, not even light, can escape from it.
7.
FLASHCARD QUESTION
Front
What is the main purpose of the HR diagram?
Back
To classify stars based on their brightness and temperature.
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