Chhattisgarh State Board Class 6 Geography Chapter 1 Earth in the Solar System Exercise Answer the following questions, Tick the correct answer, Fill in the blanks here.
(1)
(a) How does a planet differ from a star?
Ans: – Planets do not have their own heat and light like stars.
(b) What is meant by the ‘solar system’?
Ans: – The sun, eight planets, satellite, asteroids and meteoroids are called together ‘Solar system’.
(c) Name all the planets according to their distance from the sun.
Ans: – Mercury, Venus, Earth, Jupiter, Saturn, Uranus and Neptune.
(d) Why is the Earth called a unique planet?
Ans: – Conditions favourable to support life are probably found any on the earth. It has air and water, which are very essential for our survived. The air has life supporting gases like oxygen. It is neither too hot nor too cold. Because of these reasons, the earth is called a unique planet.
(e) Why do we see only one side of the moon always?
Ans: – The moon moves around the earth in about 27 days. It takes exactly the same time to complete one spin. That’s why we see only one side of the moon.
(f) What is the Universe?
Ans: – Universe is the unite system of millions of galaxies.
(2)
(a) The planet known as the “Earth’s – twin” is –
Ans: – (iii) Venus
(b) Which is the third nearest planet to the sun –
Ans: – (ii) Earth
(c) All the planets move around the sun in a –
Ans: – (iii) Elongated Path
(d) The pole star indicates the direction to the –
Ans: – (ii) North
(e) Saturn and Jupiter –
Ans: – (ii) Mars and Jupiter
(3)
(a) A group of ___________ forming various patterns is called a ___________.
Ans: – Stars, Constellations
(2) A huge system of stars is called _______
Ans: – Galaxy
(c) __________ is the closest celestial body to our earth.
Ans: – Moon
(d) __________ is the third nearest planet to the sun.
Ans: – Earth
(e) Planets do not have their own ______ and _______
Ans: – Heat, light
