The origin and contents of the universe

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• 9 sections of explanation, worked examples and diagrams
• 2 practice tasks with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. The origin and contents of the universe
2. Planetary motion, telescopes and exploration
3. Mapping the solar system
4. Kepler's laws of planetary motion
5. Telescopes and how astrophysics grew
6. Space exploration and careers