Stellar evolution (AQA A-Level Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
In what type of system do Type Ia supernovae occur?
In what type of system do Type Ia supernovae occur?
Binary star systems
Why do all Type Ia supernovae reach the same peak absolute magnitude?
Why do all Type Ia supernovae reach the same peak absolute magnitude?
They explode at the same critical mass
What does a light curve show?
What does a light curve show?
Absolute magnitude changes over time
How do Type Ia light curves differ from Type II?
How do Type Ia light curves differ from Type II?
Sharper peak, smooth consistent decline
What is the peak absolute magnitude of all Type Ia supernovae?
What is the peak absolute magnitude of all Type Ia supernovae?
What is a standard candle?
What is a standard candle?
Object with known luminosity
What is the maximum distance at which Type Ia supernovae can be detected?
What is the maximum distance at which Type Ia supernovae can be detected?
1000 Mpc
In the formula , what does represent?
In the formula , what does represent?
Apparent magnitude
What are cosmological distances?
What are cosmological distances?
Distances where individual stars can't be seen
What did Type Ia supernova measurements reveal about the universe?
What did Type Ia supernova measurements reveal about the universe?
Expansion is accelerating