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Investigation 1 – PostLab









Complete the Focus Questions in your SDR then discuss them as a class.


Complete the Analysis Questions in your SDRs then discuss them as a class.   

  • How did the intensity of light that a city received differ based upon the position of the globe? 
  • If the Sun’s light travels almost the same distance to reach Santiago as it does Washington DC, why was there a large difference in the intensity of light reaching the two cities? 


  • What causes the changes in day and night on the Earth? 

  • What causes the change in seasons in the Northern and Southern Hemispheres?