Physics A-Level
Composition of the universe
What Composition of the universe means in Physics A-Level, as defined for OCR.
Definition of Composition of the universe
Check what you remember
Read the wording for your board, then hide it and explain Composition of the universe in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The universe is made up of dark energy, dark matter, and a small percentage of ordinary matter.
Topics that use Composition of the universe
- 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 Composition of the universe in the exam
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