Year 9 Astronomy
About this set
Created by:
levya on July 20, 2009
Classes:
follow our God it will help, Science/ Math, Awatapu Science
Log in to favorite or report as inappropriate.
Order by
14 terms
Terms | Definitions |
|---|---|
 astronomy | the study of space |
| a day | period of one rotation round it's axis |
| a year | period of one orbit around the sun |
| satellite | an object orbiting a larger object |
| gravity | the force holding objects in their orbit |
| constellation | a group of stars with a pattern |
| south pole | the nightsky point which stars seem to turn about |
| full moon | lit-up side of the moon is facing Earth |
| new moon | dark side of the moon is facing Earth |
| lunar eclipse | when Earth's shadow covers the moon |
| solar eclipse | when moon's shadow stops us seeing Sun |
| equinoxes | 2 days occuring halfway between longest and shortest days |
| seasons | caused by Earth's axis tilting to or from Sun |
| gas giants | the four massive planets with huge gravity |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.
Set Champions
Scatter Champion
18.5 secs by Shreyu101
Space Race Champion
194,670 points by l607309608126
Completed “Learn” mode
deemeany , trevor_moreno , chrysaetos , Shinigami13 , clodness , wagage , sweetpeasmonkeys , kmandrummeruprising , Pepper4397 , ajain14 , Yeomen94 , jonlee2066 , sweata , l607309608126 , you1 (See all 37)