NCERT Solutions Class 6 Social Science (Geography)
The NCERT Solutions in English Language for Class 6 Social Science (Geography) Chapter – 1 (The Earth in the Solar System) has been provided here to help the students in solving the questions from this exercise.
Chapter – 1 (The Earth in the Solar System)
1. Answer the following questions briefly
(a) How does a planet differ from a star?
Answer – Stars – Stars are very big and hot celestial bodies made up of gases. They have their own heat and light, which they emit in large amounts. Ex – Sun.
Planets – Planets are celestial bodies, usually smaller than stars. They do not have their own heat and light. They are lit by the light of stars. Ex – Earth, Mercury, etc.
(b) What is meant by the ‘Solar System’?
Answer – The sun, the eight planets, satellites and some other celestial bodies known as meteoroids and asteroids form the solar system.
(c) Name all the planets according to their distance from the sun.
Answer – In order of their distance from the sun, the planets are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
(d) Why is the Earth called a unique planet?
Answer – The earth is a unique planet of the solar system because:
1. Conditions favourable to support life are probably found only on the earth.
2. The earth is neither too hot nor too cold. It has water and air, which are very essential for our survival.
(e) Why do we see only one side of the moon always?
Answer – We always see only one side of the moon, because the moon moves around the earth in about 27 days and it takes exactly the same time to complete one spin.
(f) What is the Universe?
Answer – Millions of galaxies together form the Universe. A galaxy is a huge system of billions of stars and clouds of dust and gases.
2. Tick the correct answer.
(a) The planet known as the “Earth’s Twin” is
(i) Jupiter
(ii) Saturn
(iii) Venus
(b) Which is the third nearest planet to the sun ?
(i) Venus
(ii) Earth
(iii) Mercury
(c) All the planets move around the sun in a
(i) Circular path
(ii) Rectangular path
(iii) Elongated path
(d) The Pole Star indicates the direction to the
(i) South
(ii) North
(iii) East
(e) Asteroids are found between the orbits of
(i) Saturn and Jupiter
(ii) Mars and Jupiter
(iii) The Earth and Mars
Answer –
(a) The planet known as the “Earth’s Twin” is – (iii) Venus
(b) Which is the third nearest planet to the sun ? – (ii) Earth
(c) All the planets move around the sun in a – (iii) Elongated path
(d) The Pole Star indicates the direction to the – (ii) North
(e) Asteroids are found between the orbits of – (ii) Mars and Jupiter
3. Fill in the blanks.
(a) A group of ________ forming various patterns is called a ________.
(b) A huge system of stars is called________.
(c) ________is the closest celestial body to our earth.
(d) ________is the third nearest planet to the sun.
(e) Planets do not have their own________ and ___________________.
Answer –
(a) A group of stars forming various patterns is called a constellation.
(b) A huge system of stars is called a galaxy.
(c) Moon is the closest celestial body to our earth.
(d) Earth is the third nearest planet to the sun.
(e) Planets do not have their own heat and light.
NCERT Class 6 – Geography (The Earth: Our Habitat)
- Chapter 2 – Globe: Latitudes and Longitudes
- Chapter 3 – Motions of the Earth
- Chapter 4 – Maps
- Chapter 5 – Major Domains of the Earth
- Chapter 6 – Major Landforms of the Earth
- Chapter 7 – Our Country – India
- Chapter 8 – India Climate Vegetation and Wildlife
