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Seasons
Why we have seasons
| Term | Definition |
|---|---|
| Rotation | The spin of a object around its axis |
| Rotation axis | The line on which an object rotates |
| Orbit | The path an object follows as it moves around another object |
| Revolution | The orbit of one object around another object |
| Solstice | When Earths rotation axis is tilted directly towards the sun or faced away from the sun |
| Equinox | When Earths rotation axis is tilted neither nor away from the sun |
| Phase | Th lit part of the moon or planet that can be seen from earth |
| Waxing phase | Phases of the moon during which more of the moon is shown |
| Waning phase | Phases of the moon during which less of the moon shows |
| Umbra | The central darker part of a shadow where light if fully blocked |
| Penumbra | The lighter part of a shadow were light is partly blocked |
| Solar Eclipse | When the moons shadow appear on earth The sun moon and Earth line up ☀️🌝🌎 |