What is an Astronomical Unit? What is an electron’s radius? For answers, and more interesting questions, take this quiz.
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A.S. Nazir Ahamed, Shubashree Desikan https://ift.tt/eA8V8J March 01, 2019 at 12:58PM https://ift.tt/2IyLjhI
Friday, March 01, 2019
The Hindu Science Quiz: Of distances — big and small
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