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Activities

PUpils calculate how many hours is a LIGHT YEAR.

 

 

 

 

Description

As space travellers cover the distance from Earth to Mars,and in order to be prepared for the new environment and its demands, learn some interesting facts concerning the space, the time, the light year and the  their relation. 

The plot

Chapter 14: The road, speed and time

Desigh - Administration: Petros Michailidis

©  by Petros Michailidis

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