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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 ☀️🌝🌎 |