click below
click below
Normal Size Small Size show me how
study science test 6
astronamy
Question | Answer |
---|---|
how maney types of galaxys are there and what are they called? | 3 and spiral, elliptical, and irregular |
what affect dose the moon have n the earth? | high tides and low tides |
how offten dose the moon orbit the earth? | 27.3 days |
what dose the heiocentric theory say? | that the earth is the centr of the solar system |
who is Copnicus and what did he discover? | a polish astronamery that figured out that the sun is the center of the solar system. |
what is one reason the earth has seasons | the earth is on its axis with a tillt |
why dose the moon have phases ?? | becuase it depends on how much light the sun shines on the moon |
what is a lunar eclipse | when the earth come between the sun and the moon. |
what is a solar eclipse | when the moon comes between the earth and the sun. |
what cuses the sun to brun | nucaer FUSION |
were are stars born | nebulas |