Physics GCSE
supernova observations
What supernova observations means in Physics GCSE, as defined for AQA.
Definition of supernova observations
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Reference: AQA
Observations of supernovae of one particular type, which always explode with about the same peak brightness, used to measure the distances of very distant galaxies.
Topics that use supernova observations
- Red-shift (physics only) (AQA GCSE)
Related terms
- absorption line spectra
- accelerating expansion
- dark energy
- dark mass and dark energy
- expanding universe
- increase in wavelength
- measuring distance
- receding galaxies
Using supernova observations in the exam
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