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Seasons & moon phase
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| Term | Definition |
|---|---|
| Axis | an imaginary line through the center of an object, around which the object turns |
| Rotation | The action of an object moving in a circle around a central fixed point |
| tilt | to move, or make something move, into a position with one side or end higher than the other |
| revolve | to go in a circle around a central point |
| hemisphere | one half of the earth, especially the half above or below the equator |
| orbit | a curved path followed by a planet or an object as it moves around another planet |
| eclipse | an occasion when the moon passes between the earth and the sun so that you can not see all or part of the sun for a time |