Astonomy 109

Card Set Information

Author:
Anonymous
ID:
187259
Filename:
Astonomy 109
Updated:
2012-12-05 03:17:01
Tags:
Test
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Description:
Moons, motion , dead Greek guys
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  1. wht is a synodic period?
    time it takes the moon to reach the same position, relative to the sun: phase to phase period of the moon
  2. tidally-locked ?    n
    a relationship between your period revolution and your period revolution
  3. umbra
    a full shadow zone by the moon n earth eclipses
  4. penumbra
    earth.s shadow consist of partical shadow
  5. path of totality
    total solar eclipse is seen by those along the total eclipse from the umbra
  6. annular solar wclipses
    when earth is perihelion, and rhe moon is near apogee. we seea ring of light from the moon not fully coveding the sun

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