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staedtler staedtler
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7 years ago
Who was the first person to observe radio waves from distant astronomical objects?

(a)   An amateur astronomer in the United States
(b)   An electrical engineer at Jodrell Bank in England
(c)   An astronomer at Pulkovo Observatory in Russia
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
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hyponoticahyponotica
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7 years ago
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staedtler Author
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6 years ago
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