Class 3 Social Studies

Earth The Living Planet – Class 3

Earth – The Living Planet

For Class 3

A. ANSWER THESE QUESTIONS.

  1. Why do we say that the planet Earth is unique?
    As far as we know, except planet Earth there is no other place in the universe where there is life. That is why planet Earth is called unique.
  2. Who was Ferdinand Magellan?
    Ferdinand Magellan was a Portuguese sailor.
  3. What is the shape of the Earth? Give two ways to prove this.
    The shape of the Earth is round.
    1. About 500 years ago, Ferdinand Magellan, a Portuguese sailor sett out with a fleet of ships on a long voyage from Spain. He kept sailing in one direction and after three years he reached the same place from where they had started. This proves that the shape of Earth is round.
    2. When astronauts travelled to space in rockets and spaceships they found that from outer space the planet Earth looked like a huge ball.
  4. What is the horizon?
    Horizon

    Horizon

    The place at which the land and sky appear to meet is called the horizon.
  5. Describe the sky.
    Above the planet Earth is the sky. It looks blue but it is really not so. It is just a vast space surrounding the Earth. The sun, the other planets, the stars and the moon are heavenly bodies in this space.

 

B. TRUE OR FALSE.

  1. An astronaut is a person who travels around the world.
    Astronaut

    Astronaut

  2. The Earth is a huge ball of burning gases.
  3. Magellan sailed in one direction and finally his ship reached the place from where it had started.
  4. There is more land on the surface of the Earth than water.
  5. The sky is a vast space in the universe.
  1. False
  2. False
  3. True
  4. False
  5. True

 

 

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Mamta