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Planet Earth

  • Date December 3, 2020
Grade 6: Social Studies Skills Planet Earth

  • The Earth is shaped like a sphere. Think of a cricket ball and that’s the shape of the earth.

  • Earth is the fifth largest planet in the Solar System and the third planet from the sun.

  • Earth takes 365 ¼ days to make a complete revolution around the sun. Earth also spins (rotates) on its axis every 24 hours.

  • The axis is an imaginary line that runs from the North Pole to the South Pole.

  • Earth has a slight tilt at an angle of 23 ½o .

    EARTH’S Atmosphere

  • A layer of gases surround the earth and this is called the atmosphere. It is sometimes called Earth’s blanket because it protects the earth from getting too hot or too cold.

  • The gases that make up the atmosphere are:

  •       Nitrogen (78%) – Most Abundant gas in the atmosphere

  •       Oxygen (21%)

  •       Carbon Dioxide (0.03%)

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