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Planet Earth and beyond

Natural Sciences

After this lesson, the learner should be able to:

  • Explain the function of the Sun
  • Describe the structure of the Sun
  • Know how long the Earth takes to spin on its own axis and to orbit the Sun
  • Explain the tilting of the Earth's axis 
  • Describe how the tilting of the Earth and its orbit causes the seasons 
  • Define direct and oblique rays of light 
  • Explain the seasons at the equator 
  • Explain the seasons at the poles