# Difference: MidaSistemaSol050612 (1 vs. 2)

#### Revision 221 Oct 2011 - SurinyeOlarte

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 META TOPICPARENT name="ActiviTats050612"
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# Astronomical Distances: Activity 3The size of the Solar System

Once its knowed the value for the Astronomical Unity we can find the size of the orbit of any planet in the Solar System using the Kepler's Third Law. This law relate the orbital period of a planet, in years, with the axis of its orbit, in Astronomical Units.

In the attachments you can find an activity guide for the students and a teacher's guide.

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 META FILEATTACHMENT attachment="Mida_Sistema_Solar_professor.pdf" attr="h" comment="" date="1319202777" name="Mida_Sistema_Solar_professor.pdf" path="Mida_Sistema_Solar_professor.pdf" size="287254" user="SurinyeOlarte" version="1" attachment="Mida_Sistema_Solar.pdf" attr="h" comment="" date="1319202777" name="Mida_Sistema_Solar.pdf" path="Mida_Sistema_Solar.pdf" size="285157" user="SurinyeOlarte" version="1"

#### Revision 121 Oct 2011 - SurinyeOlarte

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 META TOPICPARENT name="ActiviTats050612"
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# Astronomical Distances: Activity 3The size of the Solar System

Once its knowed the value for the Astronomical Unity we can find the size of the orbit of any planet in the Solar System using the Kepler's Third Law. This law relate the orbital period of a planet, in years, with the axis of its orbit, in Astronomical Units.

In the attachments you can find an activity guide for the students and a teacher's guide.