1. Space and the Solar System
17.1 1

2. Solar System Models
Geocentric Model – earth in the center and everything else revolves around it
Developed by the ancient Greeks 2

3. Solar System Models
Heliocentric Model – Earth and all the other planets revolve around the sun
Developed by Copernicus 3

4. The Solar System The Sun The Planets Dwarf Planets
Moons of the Planets
Asteroids
Comets
Meteoroids 4

5. Earth’s Moon
Phases
The moon’s phases depends on the position it has around the earth 5

6. 6

8. Eclipses The moon is involved in two different types of eclipses
Solar – moon casts a shadow on the earth
Lunar – earth casts a shadow on the moon

9. Solar Eclipse 9

10. Solar Eclipse 10

12. Lunar Eclipse 12

13. 13

14. Why is the moon reddish during a lunar eclipse?

15. Tides
The moon also causes the tides of the oceans on earth

17. The Sun is Dangerous!