Physics A-Level
Black-body radiation and temperature
What Black-body radiation and temperature means in Physics A-Level, as defined for OCR.
Definition of Black-body radiation and temperature
Check what you remember
Read the wording for your board, then hide it and explain Black-body radiation and temperature in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The spectrum of the cosmic microwave background radiation matches that of a black body at about 2.7 K.
Topics that use Black-body radiation and temperature
- Cosmology (OCR A-Level)
Related terms
- Age of the universe
- Astronomical distance units
- Baseline
- Big Bang nucleosynthesis
- Big Bang theory
- Cosmic microwave background
- Cosmic microwave background radiation
- Cosmological redshift
Using Black-body radiation and temperature in the exam
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