How well do you know the Moon? Take this twenty-question quiz and see! Don't worry, there are no grades on this quiz. Most of the answers can also be found in my book, The Big Splat.

11. I was the first scholar known to advocate the correct theory of solar eclipses, namely that they are caused by the Moon passing between Earth and the Sun. Who was I?

(A) Ho and Hi, Chinese court astronomers around 2100 B.C.E.

(B) Anaxagoras, a Greek philosopher around 450 B.C.E.

(C) Ptolemy, a Greek astronomer around 150 A.D.

(D) Isaac Newton, an English physicist around 1680.

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