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Earth, Sun, and Moon
| Question | Answer |
|---|---|
| Rotation | The act of rotating; turning on its axis. |
| Revolution | A single turn. |
| Seasons | One of the four periods of the year (summer, spring, fall, winter), beginning astronomically at the beginning of an equinox or solstice. |
| Axial Tilt | |
| Lunar Eclipse | obscuration of the light of the sun by the intervention of the moon between it and a point on the earth (solar eclipse) |
| Solar Eclipse | obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) |
| Neap tide | |
| Spring tide | |
| New Moon | No moon can be seen |
| Full Moon | All of moon can be seen |
| First Quarter | Right half of moon can be seen |
| Last Quarter | Left half of moon can be seen |
| Waxing | Growing of moon light until full moon is reached |
| Waning | Disappearing of the moon starting at full and going until new moon. |
| Waxing Crescent | Only a sliver of moon is seen on the right side. |
| Waxing Gibbous | More than half of moon is visible on the right side, but not quite full yet. |
| Waning Crescent | Only sliver of the moon is seen on the left side |
| Waning Gibbous | More than half of moon is visible on the left side. |
| Wave | a disturbance on the surface of a liquid body, as the sea or a lake, in the form of a moving ridge or swell. |
| Tide | Periodic rise and fall of the ocean water. |
| Umbra | The complete obscuration of the moon or sun during an eclipse |
| Penumbra | The partial obscuration of the moon or sun during an eclipse |
| Total Eclipse | an eclipse in which the surface of the eclipsed body is completely obscured |
| Partial Eclipse | An eclipse in which the body is only partially hidden |
| Polaris | The North Star |