Jorge Juan was a distinguished Spanish naval officer and which type of scientist who measured the meridian arc?
Answer and explanation
Correct answer: A. mathematician
- Step 1: According to the official source: Jorge Gaspar Juan y Santacilia (5 January 1713 – 21 June 1773) was a Spanish naval officer, mathematician, scientist, astronomer and engineer... With his fellow lieutenant Antonio de Ulloa, Juan travelled widely in the territories of the Viceroyalty of Peru and made detailed scientific, military, and political observations of the region. Answer: mathematician. Why not the others: geologist, biologist, and chemist are other scientific fields of study distinct from astronomy and geodesic mathematics.
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