Class 3 The Earth Question Answers

Last updated on December 3rd, 2022 at 08:52 am

Class 3 The Earth Question Answers

 

Fill in the blanks:

  1. The outer cool part of the earth is …………….
  2. The middle layer of the earth is …………
  3. The imaginary path of the earth around the sun …………
  4. The movement of the earth around the sun ………….
  5. The model of the solar system is called the ……………model.

 

Answers

  1. Crust
  2. Mantle
  3. Orbit
  4. Revolution
  5. heliocentric

 

Answer the following questions:

 

  • Define crust.
  • The cool rocky outer part of the earth is called the crust.

 

  • Which is the hottest layer of the earth?
  • Core is the hottest layer of the earth.it is made up of hot metals.

 

  • What is mantle?
  • The part of the earth between the crust and the core is mantle.it is made up of hot rocks.

 

  • What is axis?
  • The imaginary line that passes through the earth’s center is called axis.

 

  • What is rotation?
  • The spinning of the earth around its axis is called rotation.

 

  • What is revolution?
  • The movement of the earth around the sun is called revolution.

 

  • How much time the earth will take to complete one revolution around the sun.
  • 365 days

 

  • What is orbit?
  • The imaginary path of the earth around the sun is called the earth’s orbit.

 

  • What are the layers of the earth?
  • The crust, mantle and core are the layers of the earth.

 

  • What is the shape of the earth?
  • The earth is shaped like a round ball.it is flattened at the top and bottom.

 

  • What is an astronomer?
  • An astronomer is a scientist, who studies the sun, stars and planets.

 

  • What are constellations?
  • A constellation is a pattern formed by a group of stars in the night sky. Orion, Leo, hunter, etc., are examples.

 

  • Who were the first astronauts to reach the moon?
  • Neil Armstrong, Edwin Aldrin, and Michael Collins reached the moon in 1969 in a spacecraft named Apollo 11.

 

  • Define waning crescent moon.
  • Waning crescent moon means the part of the moon that is illuminated is decreasing. It is followed by a new moon. 

 

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Updated: December 3, 2022 — 8:52 am

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