Page 3 - K-2183 S.St (Final) 12-04-18 1C P39 LITE

1 The Earth : Our Home

Chapter

Recharge Yourself
1. LAND 2. WATER
3. AIR 4. PLANTS
5. ANIMALS 6. HUMANS

  Quick Quiz (Page 6)
The Universe.

Think Beyond (Page 8)
 There will be no change in the seasons. One side of the Earth will have

day always and the other side will have night.

  Do and Discover (Page 8)
 S ummer, winter, monsoon, spring and autumn are the seasons

experienced in India.

UNDERSTANDING THE TEXT

I Read, I Answer
1. (a) (ii) (b) (iv) (c) (i) (d) (iii)
2. (a) (ii) (b) (iv) (c) (v) (d) (iii) (e) (i)
3. (a) geoid (b) horizon (c) blue (d) axis (e) rotation and revolution
4. (a) UNIVERSE (b) EARTH (c) GALAXY (d) COAST
5. (a) The vast space filled with dust, gas, stars, clouds and galaxies is

called the universe.
(b) The shape of the Earth is geoid.
(c) The Earth takes twenty four hours to complete one rotation.
(d) Galaxy is a large group of stars, clouds and gases.
6. (a) T he Earth is surrounded by a blanket of thick air called the

atmosphere. This blanket of air protects us from the extremely hot
and harmful rays of the Sun.
(b) E arth is the only planet which has life. It provides air, water and
suitable weather for all living things. All these make the Earth a
unique planet.
(c) O rbit is an imaginary fixed path on which the Earth moves around
the Sun.
(d) T he spinning of Earth on its axis from west to east is called rotation
of the Earth while revolution is the movement of the Earth around
the Sun in its orbit.
7. (a) T hree-fourth part of the Earth is covered with water. So, it looks
blue from the space. Thus, the Earth is called the blue planet.

Social Science (3) Class–3