A round celestial object which travels around the sun in a fixed path is called a planet. Earth is the only planet that can sustain life.

Match the following. Column-A Column-B 1) Sun a) Moon 2) Saturn b) Blue planet 3) Satellite c) Star 4) Earth d) Constellation 5) Saptrishi e) Planet

1-c The sun is a star. The sun is the nearest star to the Earth. It is the centre of the solar system. 2-e Saturn is one of the eight planets. It is the sixth planet from the sun and the second-largest planet in the solar system. 3-a Moon is a natural satellite of the earth. The moon shines due to the light of the sun. 4-b Earth is called the blue planet because most of the earth is covered by water bodies. 5-d Saptrishi is a constellation. A constellation is a group of stars that form a pattern in the sky. Column- A Column- B 1) Sun. c) Star. 2) Saturn. e) Planet. 3) Satellite. a) Moon. 4) Earth. b) Blue planet. 5) Saptrishi. d) Constellation.

Match the columns: Column A Column B 1. The sun (a) Planet 2. The moon (b) Star 3. The earth (c) Constellation 4. Ursa Major (d) Natural satellite

1 - (b) The sun is a star, and it is the ultimate source of all energy. 2 - (d) The moon is the natural satellite of the earth. It does not have its own light. 3 - (a) The earth is the third planet of the solar system. 4 - (c) Ursa Major is one of the examples of a constellation. It forms the shape of a big bear. Column A Column B 1. The sun (b) Star 2. The moon (d) Natural satellite 3. The earth (a) Planet 4. Ursa Major (c) Constellation