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doit_the_clown doit_the_clown
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7 years ago
The overall geography of the Venus surface has been determined largely by
A)   photography from orbiting spacecraft in long elliptical orbits in order to descend below the clouds during part of their orbits.
B)   unmanned spacecraft that landed on the surface.
C)   radar techniques from orbiting spacecraft.
D)   visible light photography.
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Discovering the Universe

Discovering the Universe


Edition: 7th
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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discovererdiscoverer
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7 years ago
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doit_the_clown Author
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7 years ago
Thanks
homework1
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Yesterday
Helped a lot
jamiebonf99
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2 hours ago
Thank you, thank you, thank you!
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