Outdoor Solar Lights

Each star is a sun, similar to our Sun, except that
1.they are different colors
2.they are very far away
3.some emit no light at all
4.none of the above

Which of the following is not true regarding galaxies?

1.There are millions of galaxies

2.Galaxies contains millions of stars
3.Some of the stars you see at night are galaxies of stars
4.The Milky Way galaxy is so big that one revolution of the stars in it around its center takes one full Earth year

2 and 4

Related posts:

1. solar system questions?
2. If I was in a space ship somewhere else in the solar system looking back at Earth,would I see stars?
3. If I was in a space ship somewhere else in the solar system looking back at Earth,would I see stars?
4. Can religious belief really match the wonder of science?
5. Can religious belief really match the wonder of science?

This entry was posted on Thursday, October 22nd, 2009 at 9:32 am and is filed under colored solar lights. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.