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staedtler staedtler
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7 years ago
What would happen to the Earth in its orbit if the Sun were to be replaced by a black hole of 1 solar mass on the stroke of midnight tonight?

(a)   Nothing.
(b)   The Earth would begin to spiral inwards under the gravitational force of the black hole.
(c)   The Earth would begin to move in a straight line at a tangent to its previous orbit.
Textbook 
Discovering the Universe

Discovering the Universe


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