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EnglandAstronomyQuick questions
Topic 3: The Earth-Moon-Sun system
Quick questions on Earth-Moon-Sun sizes, distances and early measurements - Edexcel GCSE Astronomy
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State what Eratosthenes measured to find the size of the Earth. [1 mark]
What is q2?Show answer
State why the Sun-Moon-Earth angle is degrees at first quarter in Aristarchus's method. [1 mark]
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