Seasons
Order by
23 terms
Terms | Definitions |
|---|---|
 Astronomy | The study of moon, stars, and other objects in space. |
| Axis | Imaginary line that passes through center of Earth. |
| Rotation | Earth spinning on its axis. |
| Revolution | The movement of the Earth around the Sun. |
| Orbit | The Earth's path as it travels around the Sun. |
| Solstice | June 21st is summer solstice, the longest day of year, December 21st is winter solstice, the shortest day of year. |
| Equinox | Equal amounts of day and night. When sun's rays point at the equator. Occurs in Spring March 21st, & Fall Sept. 21st. |
| Vernal Equinox | March 21st Spring Equinox. |
| Autumnal Equinox | Sept. 21st Fall Equinox. |
| 23.5 | The tilt of Earth on axis. |
| 24 hours | Amount of time it takes Earth to rotate around once on its axis. |
| Daytime | The point on Earth which is facing Sun. |
| Nightime | The point on Earth which is facing away from Sun. |
| 365 and 1/4 day | The amount of time it takes the Earth to orbit the Sun. |
| Seasons | Result from Earth's tilt on its axis and its orbit around Sun. |
| Seasons are a result of.... | The amount of sunlight the region receives. |
| Summer | Tilt towards the Sun. |
| Winter | Tilt away from Sun. |
| Shortest day of year | Winter Solstice-Dec. 21st. First day of winter. |
| Longest day of year | Summer Solstice-June 21st. First day of summer. |
| Autumnal Equinox | Sept. 21st Equal amounts of day & night. First day of fall. |
| Spring Equinox | March 21st. Equal amounts of day & night. First day of spring. |
| tilt | a slant, or a lean to one side |
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