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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 |