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6.3 Vocabulary
Earth Systems: Seasons, Tides & Moon Phases
| Term | Definition |
|---|---|
| equinox | The two days of the year on which neither hemisphere is tilted toward or away from the sun. |
| lunar eclipse | The blocking of sunlight to the moon that occurs when Earth is directly between the sun and moon. |
| neap tide | A tide with the least difference between low and high tide that occurs when the sun and moon pull at right angles to each other. |
| phase | One of the different shapes of the moon as seen from Earth. |
| revolution | The movement of an object around another object. |
| rotation | The spinning motion of a planet about its axis. |
| solar eclipse | The blocking of sunlight to Earth that occurs when the moon is between the sun and Earth. |
| solstice | The two days of the year on which the noon sun is directly overhead at either 23.5* South or 23.5* North. |
| spring tide | A tide with the greatest difference between high and low tide that occurs when the sun and moon are aligned in a line with Earth. |
| tides | The daily rise and fall of Earth’s waters on the shores. |