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CAIE A-Level Physics 25.1.3 Defining a Standard Candle

Practise defining a standard candle as an astronomical object of known luminosity and using that property to interpret distance-measurement questions.

Syllabus
2028–2030
Course
Physics 9702
Level
A2

Exam points

  • define a standard candle as an astronomical object of known luminosity

25.1.3—An object of known luminosity is called a standard candle question 1

[Maximum number: 1]

State what is meant by a standard candle.

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