click below
click below
Normal Size Small Size show me how
science_astronomy
| Term | Definition |
|---|---|
| Astronomy | The study of the moon stars and other objects in space. |
| rotation | The spinning of earth on its axis |
| Revolution | The movement of one object around another |
| Orbit | A pat, earths is elongated circle or an eclipse |
| Calendar | A system of organizing time that define the beginning, length, and divisions of a year |
| Equinox | twice a year when the noon sun is directly above the equator |
| force | a push or pull |
| gravity | attracts all objects towards eachother |
| Universal law of gravitation | every object in the universe attracts every other object |
| mass | amount of matter in an object |
| weight | the force of gravity on an object |
| Inertia | on objects resist to change in motion |