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OpenStudy (anonymous):

Express the observational result on the position of the half-moon (the way Aristarchus believed it was), using the terms "parallax" and "baseline."

OpenStudy (anonymous):

Gah, astronomy sucks. Worst part of physics. >:(

OpenStudy (anonymous):

you're telling me! I thought it would be great. Too bad I can't take a class for astrophysics. That's what I REALLY want to learn about.

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