1. Hello my name is celia and
this is my science proyect.
The Earth in the universe.

2. All started so.The bing bang.

3. The universe was formed.

4. And celestial bodies were
formed.

5. Go with the galaxies.

6. Our galaxy is the milky way.

7. Are many differents shapes of
galaxies.

8. Go with the solar system.

9. The planets revolve around the
sun.

10. In the solar sistem are 8 planets:

11. The inner planets are:
Mercury Venus

12. The Earth and Mars.

13. The outer planets are Jupiter Saturn.

14. Uranus and Neptune.

15. Our comets is halley´s:

16. Go to the Earth:

17. Rotation and revolution:

18. Are 4 seasons:

19. Our satellite is the moon:

20. Lunar phases:is during 28 days

21. Eclipses:
Solar eclipse. Lunar eclipse.

22. The end.