NCERT Solutions for Class 6 Social Science Geography Chapter 1 The Earth in the Solar System contains answers to all the questions given in the exercise of the geography book. These solutions have been created on the basis of NCERT Book Guidelines. The solutions are prepared in simple language by our subject experts to help students in their exam preparation.
Class 6 Geography Chapter 1 The Earth in the Solar System Questions and Answers
Question 1: Answer the following questions briefly.
(a) How does a planet differ from a star?
(b) What is meant by the ‘Solar System’?
(c) Name all the planets according to their distance from the sun.
(d) Why is the Earth called a unique planet?
(e) Why do we see only one side of the moon always?
(f) What is the Universe?
Answer: (a) Difference between star and planet:
| Star | Planet |
| Some celestial bodies are made up of gases. They have their own heat and light, which they emit in large amounts. These celestial bodies are called stars. | Some celestial bodies do not have their own heat and light. They are lit by light of stars. Such bodies are called planets. |
| Example: Sun | Example: Earth, Jupiter etc. |
(b) The Sun, eight planets, satellites and some other celestial bodies known as asteroids and meteoroids form the solar system.
(c) The planets arranged as per their distance from the sun are – Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.
(d) The earth is neither too hot nor too cold. It has water and air, which are very essential for our survival. The air has life-supporting gases like oxygen. Because of these reasons, the earth is a unique planet in the solar system.
(e) The moon moves around the earth in about 27 days. It takes exactly the same time to complete one spin. As a result, only one side of the moon is visible to us on the earth.
(f) Universe is the collection of millions of galaxies.
Question 2: Tick the correct answer.
(a) The planet known as the “Earth’s Twin” is
(i) Jupiter
(ii) Saturn
(iii) Venus
Answer: (iii) Venus
(b) Which is the third nearest planet to the sun?
(i) Venus
(ii) Earth
(iii) Mercury
Answer: (ii) Earth
(c) All the planets move around the sun in a
(i) Circular path
(ii) Rectangular path
(iii) Elongated path
Answer: (iii) Elongated path
(d) The Pole Star indicates the direction to the
(i) South
(ii) North
(iii) East
Answer: (ii) North
(e) Asteroids are found between the orbits of
(i) Saturn and Jupiter
(ii) Mars and Jupiter
(iii) The Earth and Mars
Answer: (ii) Mars and Jupiter
Question 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) stars
(b) galaxy.
(c) Moon
(d) Earth
(e) heat and light.