Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
earth
earth, sun, and moon words
| Term | Definition |
|---|---|
| Astronomy | The study of the moon, stars, and other objects in space. |
| Axis | Imaginary line that passes through Earth's center and the north and south poles |
| Rotation | Spinning of Earth on its axis. |
| Revolution | The movement of one object around another. |
| Orbit | A path. |
| Solstice | When the sun is farthest North or South of the equator. |
| Equinox | Neither hemisphere is tilted toward or away from the sun |
| Gravity | Forces that attract all objects all objects toward each other |
| law of universal gravitation | Every object in the universe attracts every other object |
| Mass | The amount of matter in an object |
| Weight | A measure of the force of gravity on an object. |
| Inertia | The tendency of an object to resist any change in its motion. |
| Newton’s First Law of Motion | an object at rest will stay at rest and an object in motion will stay in motion with a constant speed and direction |
Created by:
rub3nr0m3r0