CIE iGCSE Co-Ordinated Science P6.2.3 Galaxies and the Universe Exam Style Questions Paper 2

The Big Bang Theory states that the Universe started as a single point of extremely high density and temperature and has been expanding ever since. Option C correctly describes this. Option A is incorrect because the Universe is approximately 13.8 billion years old (not thousand). Option B is incorrect because the Universe is expanding (not contracting). Option D is incorrect because the Universe started at a high temperature and high density (not low).
✅ Answer: (C)