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PIMSO 2022–2023 - Science - Primary 6 - Final Round Question 30

PIMSO Science · PIMSO 2022–2023 - Science - Primary 6 - Final Round

Question 30

What is the approximate age of the universe, based on the most recent measurements of the cosmic microwave background radiation?
  1. 1 billion years
  2. 4.6 billion years
  3. 13.8 billion years
  4. 100 billion years
  5. 500 billion years