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unit 4
| Question | Answer |
|---|---|
| rotation | a spinning bodie on its axis |
| day | the time it takes earth to rotate on its axis |
| revolution | the motion of a body that travels around another body one complete orbit |
| year | the time it takes earth to revolve around the sun |
| season | A division of the year with recurring weather conditions that is determined by both the tilt of the earth relative to the sun and earths position around the sun |
| equinox | the moment the sun appears to cross the celestial euquator |
| solstice | the point where the sun is as far north or south as possible |
| satellite | natural or artificial body that orbits a planet. |
| gravity | A force of attraction between objects that is due to mass |
| lunar phases | The differences in The appearances of the moon through out the month |
| eclipse | an event in which a shadow of a celestial body cast on another body |
| umbra | A shadow that blocks sunlight such as a conical section in the shadow of the moon or earth |
| penumbra | the outer part of a shadow such as the shadow cast by a earth or the moon where the sunlight is partially blocked |
| tide | A rise and fall in water levels in large bodies of water |
| tidal range | the difference between the highest and lowest tides |
| spring tide | A increased high tide, two times a month formed by a full and new moon |
| neap tide | A tide of minimum that happen when the moon is third quarter |
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chicken boy is an available at 123 secimy street