Space and the Solar System 17.1 1
Solar System Models Geocentric Model – earth in the center and everything else revolves around it Developed by the ancient Greeks 2
Solar System Models Heliocentric Model – Earth and all the other planets revolve around the sun Developed by Copernicus 3
The Solar System The Sun The Planets Dwarf Planets Moons of the Planets Asteroids Comets Meteoroids 4
Earth’s Moon Phases The moon’s phases depends on the position it has around the earth 5
6
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
Solar Eclipse 9
Solar Eclipse 10
Lunar Eclipse 12
13
Why is the moon reddish during a lunar eclipse?
Tides The moon also causes the tides of the oceans on earth
The Sun is Dangerous!