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The Earth's place in the universe

  •  English    25     Public
    To learn about what is in the sky, why we see it (or don't) and how it affects us.
  •   Study   Slideshow
  • What's the name of our planet?
    The Earth
  •  10
  • How many movements does the Earth?
    Two: rotation and revolution
  •  10
  • What is rotation?
    When the earth spins anti-clockwise along its tilted axis.
  •  15
  • How long does the rotation take?
    One day or 24 hours
  •  10
  • What does the rotation movement cause?
    Sequence of day and night
  •  15
  • What is the Equator?
    It is an imaginary line that divides the Earth in two hemispheres: northern and southern.
  •  15
  • Does the Sun move?
    No, we do it
  •  5
  • What is the revolution?
    It is the movement that the Earth does around the Sun in an ellipse.
  •  15
  • How long does the revolution movement take?
    It takes 365 (365'25) days or one year
  •  10
  • What does the revolution movement cause?
    The seasons.
  •  10
  • Name the seasons...
    Spring, Summer, Autumn (Fall) and Winter
  •  10
  • What is the Moon?
    It is the Earth's only natural satellite
  •  15
  • Does the Moon produce light?
    No, it doesn't
  •  5
  • What are the seasons?
    Winky, Sprinky, Autty, Summy
    Sumer, Winter, Sprin, Autom
    Winter, Summer, Spring, Autumn
    Winter, Samer, Espring, Otom
  •  5
  • What moon phase is this?
    FULL MOON
  •  10
  • The star around which the Earth orbits...
    It is the Sun
  •  10