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staedtler staedtler
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7 years ago
Which planet was discovered mathematically using Newton's laws before it was discovered observationally through the telescope?
   A)  Pluto    B)  Mercury    C)  Neptune    D)  Uranus
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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papachulopapachulo
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7 years ago
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staedtler Author
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6 years ago
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